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Packagehl7.fhir.uv.xver-r4b.r3
Resource TypeStructureDefinition
IdStructureDefinition-profile-Subscription.json
FHIR VersionR3

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Narrative

Note: links and images are rebased to the (stated) source

Generated Narrative: StructureDefinition profile-Subscription

NameFlagsCard.TypeDescription & Constraintsdoco
.. Subscription 0..*SubscriptionA server push subscription criteria
... meta
.... Slices for extension 0..*ExtensionExtension
Slice: Unordered, Open by value:url
..... extension:meta 0..1MetaR4B: meta additional types
URL: http://hl7.org/fhir/4.3/StructureDefinition/extension-Subscription.meta
... text
.... Slices for extension 0..*ExtensionExtension
Slice: Unordered, Open by value:url
..... extension:text 0..1(Complex)R4B: text additional types
URL: http://hl7.org/fhir/4.3/StructureDefinition/extension-Subscription.text
... contact
.... Slices for extension 0..*ExtensionExtension
Slice: Unordered, Open by value:url
..... extension:contact 0..*ContactPointR4B: contact additional types
URL: http://hl7.org/fhir/4.3/StructureDefinition/extension-Subscription.contact
... channel
.... payload
..... Slices for extension 0..*ExtensionExtension
Slice: Unordered, Open by value:url
...... extension:payload 0..1codeR4B: MIME type to send, or omit for no payload
URL: http://hl7.org/fhir/4.3/StructureDefinition/extension-Subscription.channel.payload

doco Documentation for this format

Source1

{
  "resourceType": "StructureDefinition",
  "id": "profile-Subscription",
  "text": {
    "status": "extensions",
    "div": "<!-- snip (see above) -->"
  },
  "extension": [
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode": "fhir"
    },
    {
      "extension": [
        {
          "url": "packageId",
          "valueId": "hl7.fhir.uv.xver-r4b.r3"
        },
        {
          "url": "version",
          "valueString": "0.1.0"
        }
      ],
      "url": "http://hl7.org/fhir/StructureDefinition/package-source"
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
      "valueInteger": 0,
      "_valueInteger": {
        "extension": [
          {
            "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueUri": "http://hl7.org/fhir/uv/xver/ImplementationGuide/hl7.fhir.uv.xver-r4b.r3"
          }
        ]
      }
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
      "valueCode": "trial-use",
      "_valueCode": {
        "extension": [
          {
            "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueUri": "http://hl7.org/fhir/uv/xver/ImplementationGuide/hl7.fhir.uv.xver-r4b.r3"
          }
        ]
      }
    }
  ],
  "url": "http://hl7.org/fhir/4.3/StructureDefinition/profile-Subscription",
  "version": "0.1.0",
  "name": "Profile_R4B_Subscription_R3",
  "title": "Cross-version Profile for R4B.Subscription for use in FHIR STU3",
  "status": "active",
  "experimental": false,
  "date": "2026-03-17T16:04:24.8875704-05:00",
  "publisher": "FHIR Infrastructure",
  "contact": [
    {
      "name": "FHIR Infrastructure",
      "telecom": [
        {
          "system": "url",
          "value": "http://www.hl7.org/Special/committees/fiwg"
        }
      ]
    }
  ],
  "description": "This cross-version profile allows R4B Subscription content to be represented via FHIR STU3 Subscription resources.",
  "jurisdiction": [
    {
      "coding": [
        {
          "system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
          "code": "001",
          "display": "World"
        }
      ]
    }
  ],
  "fhirVersion": "3.0.2",
  "mapping": [
    {
      "identity": "rim",
      "uri": "http://hl7.org/v3",
      "name": "RIM Mapping"
    },
    {
      "identity": "w5",
      "uri": "http://hl7.org/fhir/w5",
      "name": "W5 Mapping"
    }
  ],
  "kind": "resource",
  "abstract": false,
  "type": "Subscription",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Subscription",
  "derivation": "constraint",
  "snapshot": {
    "element": [
      {
        "id": "Subscription",
        "path": "Subscription",
        "short": "A server push subscription criteria",
        "definition": "The subscription resource is used to define a push based subscription from a server to another system. Once a subscription is registered with the server, the server checks every resource that is created or updated, and if the resource matches the given criteria, it sends a message on the defined \"channel\" so that another system is able to take an appropriate action.",
        "alias": [
          "WebHook",
          "Hook",
          "Routing Rule"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "Subscription",
          "min": 0,
          "max": "*"
        },
        "constraint": [
          {
            "key": "dom-2",
            "severity": "error",
            "human": "If the resource is contained in another resource, it SHALL NOT contain nested Resources",
            "expression": "contained.contained.empty()",
            "xpath": "not(parent::f:contained and f:contained)",
            "source": "http://hl7.org/fhir/StructureDefinition/DomainResource"
          },
          {
            "key": "dom-1",
            "severity": "error",
            "human": "If the resource is contained in another resource, it SHALL NOT contain any narrative",
            "expression": "contained.text.empty()",
            "xpath": "not(parent::f:contained and f:text)",
            "source": "http://hl7.org/fhir/StructureDefinition/DomainResource"
          },
          {
            "key": "dom-4",
            "severity": "error",
            "human": "If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated",
            "expression": "contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()",
            "xpath": "not(exists(f:contained/*/f:meta/f:versionId)) and not(exists(f:contained/*/f:meta/f:lastUpdated))",
            "source": "http://hl7.org/fhir/StructureDefinition/DomainResource"
          },
          {
            "key": "dom-3",
            "severity": "error",
            "human": "If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource",
            "expression": "contained.where(('#'+id in %resource.descendants().reference).not()).empty()",
            "xpath": "not(exists(for $id in f:contained/*/@id return $id[not(ancestor::f:contained/parent::*/descendant::f:reference/@value=concat('#', $id))]))",
            "source": "http://hl7.org/fhir/StructureDefinition/DomainResource"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "Entity. Role, or Act"
          },
          {
            "identity": "rim",
            "map": "N/A"
          },
          {
            "identity": "w5",
            "map": "infrastructure.exchange"
          }
        ]
      },
      {
        "id": "Subscription.id",
        "path": "Subscription.id",
        "short": "Logical id of this artifact",
        "definition": "The logical id of the resource, as used in the URL for the resource. Once assigned, this value never changes.",
        "comment": "The only time that a resource does not have an id is when it is being submitted to the server using a create operation.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Resource.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "id"
          }
        ],
        "isSummary": true
      },
      {
        "id": "Subscription.meta",
        "path": "Subscription.meta",
        "short": "Metadata about the resource",
        "definition": "The metadata about the resource. This is content that is maintained by the infrastructure. Changes to the content may not always be associated with version changes to the resource.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Resource.meta",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Meta"
          }
        ],
        "isSummary": true
      },
      {
        "id": "Subscription.meta.id",
        "path": "Subscription.meta.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "xml:id (or equivalent in JSON)",
        "definition": "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Subscription.meta.extension",
        "path": "Subscription.meta.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "description": "Extensions are always sliced by (at least) url",
          "ordered": false,
          "rules": "open"
        },
        "short": "Extension",
        "definition": "An Extension",
        "min": 0,
        "max": "*",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ]
      },
      {
        "id": "Subscription.meta.extension:meta",
        "path": "Subscription.meta.extension",
        "sliceName": "meta",
        "short": "R4B: meta additional types",
        "definition": "R4B: `Subscription.meta` additional types (Meta) additional types from child elements (lastUpdated, profile, security, source, tag, versionId)",
        "comment": "Element `Subscription.meta` is mapped to FHIR STU3 element `Subscription.meta` as `SourceIsBroaderThanTarget`.\nThe mappings for `Subscription.meta` do not cover the following types: Meta.\nThe mappings for `Subscription.meta` do not cover the following types based on type expansion: lastUpdated, profile, security, source, tag, versionId.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension",
            "profile": "http://hl7.org/fhir/4.3/StructureDefinition/extension-Subscription.meta|0.1.0"
          }
        ]
      },
      {
        "id": "Subscription.meta.versionId",
        "path": "Subscription.meta.versionId",
        "short": "Version specific identifier",
        "definition": "The version specific identifier, as it appears in the version portion of the URL. This values changes when the resource is created, updated, or deleted.",
        "comment": "The server assigns this value, and ignores what the client specifies, except in the case that the server is imposing version integrity on updates/deletes.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Meta.versionId",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "id"
          }
        ],
        "isSummary": true
      },
      {
        "id": "Subscription.meta.lastUpdated",
        "path": "Subscription.meta.lastUpdated",
        "short": "When the resource version last changed",
        "definition": "When the resource last changed - e.g. when the version changed.",
        "comment": "This value is always populated except when the resource is first being created. The server / resource manager sets this value; what a client provides is irrelevant.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Meta.lastUpdated",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "instant"
          }
        ],
        "isSummary": true
      },
      {
        "id": "Subscription.meta.profile",
        "path": "Subscription.meta.profile",
        "short": "Profiles this resource claims to conform to",
        "definition": "A list of profiles (references to [StructureDefinition](http://hl7.org/fhir/STU3/structuredefinition.html#) resources) that this resource claims to conform to. The URL is a reference to [StructureDefinition.url](http://hl7.org/fhir/STU3/).",
        "comment": "It is up to the server and/or other infrastructure of policy to determine whether/how these claims are verified and/or updated over time.  The list of profile URLs is a set.",
        "min": 0,
        "max": "*",
        "base": {
          "path": "Meta.profile",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "uri"
          }
        ],
        "isSummary": true
      },
      {
        "id": "Subscription.meta.security",
        "path": "Subscription.meta.security",
        "short": "Security Labels applied to this resource",
        "definition": "Security labels applied to this resource. These tags connect specific resources to the overall security policy and infrastructure.",
        "comment": "The security labels can be updated without changing the stated version of the resource  The list of security labels is a set. Uniqueness is based the system/code, and version and display are ignored.",
        "min": 0,
        "max": "*",
        "base": {
          "path": "Meta.security",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Coding"
          }
        ],
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "SecurityLabels"
            }
          ],
          "strength": "extensible",
          "description": "Security Labels from the Healthcare Privacy and Security Classification System.",
          "valueSetReference": {
            "reference": "http://hl7.org/fhir/ValueSet/security-labels|3.0.2"
          }
        }
      },
      {
        "id": "Subscription.meta.tag",
        "path": "Subscription.meta.tag",
        "short": "Tags applied to this resource",
        "definition": "Tags applied to this resource. Tags are intended to be used to identify and relate resources to process and workflow, and applications are not required to consider the tags when interpreting the meaning of a resource.",
        "comment": "The tags can be updated without changing the stated version of the resource.  The list of tags is a set. Uniqueness is based the system/code, and version and display are ignored.",
        "min": 0,
        "max": "*",
        "base": {
          "path": "Meta.tag",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Coding"
          }
        ],
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "Tags"
            }
          ],
          "strength": "example",
          "description": "Codes that represent various types of tags, commonly workflow-related; e.g. \"Needs review by Dr. Jones\"",
          "valueSetReference": {
            "reference": "http://hl7.org/fhir/ValueSet/common-tags|3.0.2"
          }
        }
      },
      {
        "id": "Subscription.implicitRules",
        "path": "Subscription.implicitRules",
        "short": "A set of rules under which this content was created",
        "definition": "A reference to a set of rules that were followed when the resource was constructed, and which must be understood when processing the content.",
        "comment": "Asserting this rule set restricts the content to be only understood by a limited set of trading partners. This inherently limits the usefulness of the data in the long term. However, the existing health eco-system is highly fractured, and not yet ready to define, collect, and exchange data in a generally computable sense. Wherever possible, implementers and/or specification writers should avoid using this element. \n\nThis element is labelled as a modifier because the implicit rules may provide additional knowledge about the resource that modifies it's meaning or interpretation.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Resource.implicitRules",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "uri"
          }
        ],
        "isModifier": true,
        "isSummary": true
      },
      {
        "id": "Subscription.language",
        "path": "Subscription.language",
        "short": "Language of the resource content",
        "definition": "The base language in which the resource is written.",
        "comment": "Language is provided to support indexing and accessibility (typically, services such as text to speech use the language tag). The html language tag in the narrative applies  to the narrative. The language tag on the resource may be used to specify the language of other presentations generated from the data in the resource  Not all the content has to be in the base language. The Resource.language should not be assumed to apply to the narrative automatically. If a language is specified, it should it also be specified on the div element in the html (see rules in HTML5 for information about the relationship between xml:lang and the html lang attribute).",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Resource.language",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "code"
          }
        ],
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-maxValueSet",
              "valueReference": {
                "reference": "http://hl7.org/fhir/ValueSet/all-languages|3.0.2"
              }
            },
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "Language"
            }
          ],
          "strength": "extensible",
          "description": "A human language.",
          "valueSetReference": {
            "reference": "http://hl7.org/fhir/ValueSet/languages|3.0.2"
          }
        }
      },
      {
        "id": "Subscription.text",
        "path": "Subscription.text",
        "short": "Text summary of the resource, for human interpretation",
        "definition": "A human-readable narrative that contains a summary of the resource, and may be used to represent the content of the resource to a human. The narrative need not encode all the structured data, but is required to contain sufficient detail to make it \"clinically safe\" for a human to just read the narrative. Resource definitions may define what content should be represented in the narrative to ensure clinical safety.",
        "comment": "Contained resources do not have narrative. Resources that are not contained SHOULD have a narrative. In some cases, a resource may only have text with little or no additional discrete data (as long as all minOccurs=1 elements are satisfied).  This may be necessary for data from legacy systems where information is captured as a \"text blob\" or where text is additionally entered raw or narrated and encoded in formation is added later.",
        "alias": [
          "narrative",
          "html",
          "xhtml",
          "display"
        ],
        "min": 0,
        "max": "1",
        "base": {
          "path": "DomainResource.text",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Narrative"
          }
        ],
        "condition": [
          "dom-1"
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "Act.text?"
          }
        ]
      },
      {
        "id": "Subscription.text.id",
        "path": "Subscription.text.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "xml:id (or equivalent in JSON)",
        "definition": "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Subscription.text.extension",
        "path": "Subscription.text.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "description": "Extensions are always sliced by (at least) url",
          "ordered": false,
          "rules": "open"
        },
        "short": "Extension",
        "definition": "An Extension",
        "min": 0,
        "max": "*",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ]
      },
      {
        "id": "Subscription.text.extension:text",
        "path": "Subscription.text.extension",
        "sliceName": "text",
        "short": "R4B: text additional types",
        "definition": "R4B: `Subscription.text` additional types (Narrative) additional types from child elements (div, status)",
        "comment": "Element `Subscription.text` is mapped to FHIR STU3 element `Subscription.text` as `SourceIsBroaderThanTarget`.\nThe mappings for `Subscription.text` do not cover the following types: Narrative.\nThe mappings for `Subscription.text` do not cover the following types based on type expansion: div, status.\nContained resources do not have narrative. Resources that are not contained SHOULD have a narrative. In some cases, a resource may only have text with little or no additional discrete data (as long as all minOccurs=1 elements are satisfied).  This may be necessary for data from legacy systems where information is captured as a \"text blob\" or where text is additionally entered raw or narrated and encoded information is added later.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension",
            "profile": "http://hl7.org/fhir/4.3/StructureDefinition/extension-Subscription.text|0.1.0"
          }
        ]
      },
      {
        "id": "Subscription.text.status",
        "path": "Subscription.text.status",
        "short": "generated | extensions | additional | empty",
        "definition": "The status of the narrative - whether it's entirely generated (from just the defined data or the extensions too), or whether a human authored it and it may contain additional data.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Narrative.status",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "code"
          }
        ],
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "NarrativeStatus"
            }
          ],
          "strength": "required",
          "description": "The status of a resource narrative",
          "valueSetReference": {
            "reference": "http://hl7.org/fhir/ValueSet/narrative-status|3.0.2"
          }
        },
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Subscription.text.div",
        "path": "Subscription.text.div",
        "short": "Limited xhtml content",
        "definition": "The actual narrative content, a stripped down version of XHTML.",
        "comment": "The contents of the html element are an XHTML fragment containing only the basic html formatting elements described in chapters 7-11 and 15 of the HTML 4.0 standard, <a> elements (either name or href), images and internally contained stylesheets. The XHTML content may not contain a head, a body, external stylesheet references, scripts, forms, base/link/xlink, frames, iframes and objects.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Narrative.div",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "xhtml"
          }
        ],
        "constraint": [
          {
            "key": "txt-1",
            "severity": "error",
            "human": "The narrative SHALL contain only the basic html formatting elements and attributes described in chapters 7-11 (except section 4 of chapter 9) and 15 of the HTML 4.0 standard, <a> elements (either name or href), images and internally contained style attributes",
            "expression": "htmlchecks()",
            "xpath": "not(descendant-or-self::*[not(local-name(.)=('a', 'abbr', 'acronym', 'b', 'big', 'blockquote', 'br', 'caption', 'cite', 'code', 'col', 'colgroup', 'dd', 'dfn', 'div', 'dl', 'dt', 'em', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'hr', 'i', 'img', 'li', 'ol', 'p', 'pre', 'q', 'samp', 'small', 'span', 'strong', 'sub', 'sup', 'table', 'tbody', 'td', 'tfoot', 'th', 'thead', 'tr', 'tt', 'ul', 'var'))]) and not(descendant-or-self::*/@*[not(name(.)=('abbr', 'accesskey', 'align', 'alt', 'axis', 'bgcolor', 'border', 'cellhalign', 'cellpadding', 'cellspacing', 'cellvalign', 'char', 'charoff', 'charset', 'cite', 'class', 'colspan', 'compact', 'coords', 'dir', 'frame', 'headers', 'height', 'href', 'hreflang', 'hspace', 'id', 'lang', 'longdesc', 'name', 'nowrap', 'rel', 'rev', 'rowspan', 'rules', 'scope', 'shape', 'span', 'src', 'start', 'style', 'summary', 'tabindex', 'title', 'type', 'valign', 'value', 'vspace', 'width'))])",
            "source": "http://hl7.org/fhir/StructureDefinition/Subscription"
          },
          {
            "key": "txt-2",
            "severity": "error",
            "human": "The narrative SHALL have some non-whitespace content",
            "expression": "htmlchecks()",
            "xpath": "descendant::text()[normalize-space(.)!=''] or descendant::h:img[@src]",
            "source": "http://hl7.org/fhir/StructureDefinition/Subscription"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Subscription.contained",
        "path": "Subscription.contained",
        "short": "Contained, inline Resources",
        "definition": "These resources do not have an independent existence apart from the resource that contains them - they cannot be identified independently, and nor can they have their own independent transaction scope.",
        "comment": "This should never be done when the content can be identified properly, as once identification is lost, it is extremely difficult (and context dependent) to restore it again.",
        "alias": [
          "inline resources",
          "anonymous resources",
          "contained resources"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "DomainResource.contained",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Resource"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Subscription.extension",
        "path": "Subscription.extension",
        "short": "Additional Content defined by implementations",
        "definition": "May be used to represent additional information that is not part of the basic definition of the resource. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias": [
          "extensions",
          "user content"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "DomainResource.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Subscription.modifierExtension",
        "path": "Subscription.modifierExtension",
        "short": "Extensions that cannot be ignored",
        "definition": "May be used to represent additional information that is not part of the basic definition of the resource, and that modifies the understanding of the element that contains it. Usually modifier elements provide negation or qualification. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.",
        "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias": [
          "extensions",
          "user content"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "DomainResource.modifierExtension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "isModifier": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Subscription.status",
        "path": "Subscription.status",
        "short": "requested | active | error | off",
        "definition": "The status of the subscription, which marks the server state for managing the subscription.",
        "comment": "A client can only submit subscription resources in the requested or off state. Only the server can  move a subscription from requested to active, and then to error. Either the server or the client can turn a subscription off.\n\nThis element is labeled as a modifier because the status contains codes that mark the resource as not currently valid.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Subscription.status",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "code"
          }
        ],
        "isModifier": true,
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "SubscriptionStatus"
            }
          ],
          "strength": "required",
          "description": "The status of a subscription.",
          "valueSetReference": {
            "reference": "http://hl7.org/fhir/ValueSet/subscription-status|3.0.2"
          }
        },
        "mapping": [
          {
            "identity": "w5",
            "map": "status"
          }
        ]
      },
      {
        "id": "Subscription.contact",
        "path": "Subscription.contact",
        "short": "Contact details for source (e.g. troubleshooting)",
        "definition": "Contact details for a human to contact about the subscription. The primary use of this for system administrator troubleshooting.",
        "min": 0,
        "max": "*",
        "base": {
          "path": "Subscription.contact",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "ContactPoint"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "w5",
            "map": "who.focus"
          }
        ]
      },
      {
        "id": "Subscription.contact.id",
        "path": "Subscription.contact.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "xml:id (or equivalent in JSON)",
        "definition": "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Subscription.contact.extension",
        "path": "Subscription.contact.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "description": "Extensions are always sliced by (at least) url",
          "ordered": false,
          "rules": "open"
        },
        "short": "Extension",
        "definition": "An Extension",
        "min": 0,
        "max": "*",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ]
      },
      {
        "id": "Subscription.contact.extension:contact",
        "path": "Subscription.contact.extension",
        "sliceName": "contact",
        "short": "R4B: contact additional types",
        "definition": "R4B: `Subscription.contact` additional types (ContactPoint) additional types from child elements (period, rank, system, use, value)",
        "comment": "Element `Subscription.contact` is mapped to FHIR STU3 element `Subscription.contact` as `SourceIsBroaderThanTarget`.\nThe mappings for `Subscription.contact` do not cover the following types: ContactPoint.\nThe mappings for `Subscription.contact` do not cover the following types based on type expansion: period, rank, system, use, value.",
        "min": 0,
        "max": "*",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension",
            "profile": "http://hl7.org/fhir/4.3/StructureDefinition/extension-Subscription.contact|0.1.0"
          }
        ]
      },
      {
        "id": "Subscription.contact.system",
        "path": "Subscription.contact.system",
        "short": "phone | fax | email | pager | url | sms | other",
        "definition": "Telecommunications form for contact point - what communications system is required to make use of the contact.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "ContactPoint.system",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "code"
          }
        ],
        "condition": [
          "cpt-2"
        ],
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "ContactPointSystem"
            }
          ],
          "strength": "required",
          "description": "Telecommunications form for contact point",
          "valueSetReference": {
            "reference": "http://hl7.org/fhir/ValueSet/contact-point-system|3.0.2"
          }
        },
        "mapping": [
          {
            "identity": "v2",
            "map": "XTN.3"
          },
          {
            "identity": "rim",
            "map": "./scheme"
          },
          {
            "identity": "servd",
            "map": "./ContactPointType"
          }
        ]
      },
      {
        "id": "Subscription.contact.value",
        "path": "Subscription.contact.value",
        "short": "The actual contact point details",
        "definition": "The actual contact point details, in a form that is meaningful to the designated communication system (i.e. phone number or email address).",
        "comment": "Additional text data such as phone extension numbers, or notes about use of the contact are sometimes included in the value.",
        "requirements": "Need to support legacy numbers that are not in a tightly controlled format.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "ContactPoint.value",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "v2",
            "map": "XTN.1 (or XTN.12)"
          },
          {
            "identity": "rim",
            "map": "./url"
          },
          {
            "identity": "servd",
            "map": "./Value"
          }
        ]
      },
      {
        "id": "Subscription.contact.use",
        "path": "Subscription.contact.use",
        "short": "home | work | temp | old | mobile - purpose of this contact point",
        "definition": "Identifies the purpose for the contact point.",
        "comment": "This is labeled as \"Is Modifier\" because applications should not mistake a temporary or old contact etc.for a current/permanent one. Applications can assume that a contact is current unless it explicitly says that it is temporary or old.",
        "requirements": "Need to track the way a person uses this contact, so a user can choose which is appropriate for their purpose.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "ContactPoint.use",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "code"
          }
        ],
        "isModifier": true,
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "ContactPointUse"
            }
          ],
          "strength": "required",
          "description": "Use of contact point",
          "valueSetReference": {
            "reference": "http://hl7.org/fhir/ValueSet/contact-point-use|3.0.2"
          }
        },
        "mapping": [
          {
            "identity": "v2",
            "map": "XTN.2 - but often indicated by field"
          },
          {
            "identity": "rim",
            "map": "unique(./use)"
          },
          {
            "identity": "servd",
            "map": "./ContactPointPurpose"
          }
        ]
      },
      {
        "id": "Subscription.contact.rank",
        "path": "Subscription.contact.rank",
        "short": "Specify preferred order of use (1 = highest)",
        "definition": "Specifies a preferred order in which to use a set of contacts. Contacts are ranked with lower values coming before higher values.",
        "comment": "Note that rank does not necessarily follow the order in which the contacts are represented in the instance.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "ContactPoint.rank",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "positiveInt"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "v2",
            "map": "n/a"
          },
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Subscription.contact.period",
        "path": "Subscription.contact.period",
        "short": "Time period when the contact point was/is in use",
        "definition": "Time period when the contact point was/is in use.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "ContactPoint.period",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Period"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "v2",
            "map": "N/A"
          },
          {
            "identity": "rim",
            "map": "./usablePeriod[type=\"IVL<TS>\"]"
          },
          {
            "identity": "servd",
            "map": "./StartDate and ./EndDate"
          }
        ]
      },
      {
        "id": "Subscription.end",
        "path": "Subscription.end",
        "short": "When to automatically delete the subscription",
        "definition": "The time for the server to turn the subscription off.",
        "comment": "The server is permitted to deviate from this time, but should observe it.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Subscription.end",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "instant"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "w5",
            "map": "when.done"
          }
        ]
      },
      {
        "id": "Subscription.reason",
        "path": "Subscription.reason",
        "short": "Description of why this subscription was created",
        "definition": "A description of why this subscription is defined.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Subscription.reason",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "isSummary": true,
        "mapping": [
          {
            "identity": "w5",
            "map": "why"
          }
        ]
      },
      {
        "id": "Subscription.criteria",
        "path": "Subscription.criteria",
        "short": "Rule for server push criteria",
        "definition": "The rules that the server should use to determine when to generate notifications for this subscription.",
        "comment": "The rules are a search criteria (without the [base] part). Like Bundle.entry.request.url, it has no leading \"/\".",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Subscription.criteria",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "isSummary": true
      },
      {
        "id": "Subscription.error",
        "path": "Subscription.error",
        "short": "Latest error note",
        "definition": "A record of the last error that occurred when the server processed a notification.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Subscription.error",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "isSummary": true
      },
      {
        "id": "Subscription.channel",
        "path": "Subscription.channel",
        "short": "The channel on which to report matches to the criteria",
        "definition": "Details where to send notifications when resources are received that meet the criteria.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Subscription.channel",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "BackboneElement"
          }
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isSummary": true
      },
      {
        "id": "Subscription.channel.id",
        "path": "Subscription.channel.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "xml:id (or equivalent in JSON)",
        "definition": "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Subscription.channel.extension",
        "path": "Subscription.channel.extension",
        "short": "Additional Content defined by implementations",
        "definition": "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias": [
          "extensions",
          "user content"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Subscription.channel.modifierExtension",
        "path": "Subscription.channel.modifierExtension",
        "short": "Extensions that cannot be ignored",
        "definition": "May be used to represent additional information that is not part of the basic definition of the element, and that modifies the understanding of the element that contains it. Usually modifier elements provide negation or qualification. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.",
        "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias": [
          "extensions",
          "user content",
          "modifiers"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "BackboneElement.modifierExtension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "isModifier": true,
        "isSummary": true,
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Subscription.channel.type",
        "path": "Subscription.channel.type",
        "short": "rest-hook | websocket | email | sms | message",
        "definition": "The type of channel to send notifications on.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Subscription.channel.type",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "code"
          }
        ],
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "SubscriptionChannelType"
            }
          ],
          "strength": "required",
          "description": "The type of method used to execute a subscription.",
          "valueSetReference": {
            "reference": "http://hl7.org/fhir/ValueSet/subscription-channel-type|3.0.2"
          }
        }
      },
      {
        "id": "Subscription.channel.endpoint",
        "path": "Subscription.channel.endpoint",
        "short": "Where the channel points to",
        "definition": "The uri that describes the actual end-point to send messages to.",
        "comment": "For rest-hook, and websocket, the end-point must be an http: or https: URL; for email, a mailto: url, for sms, a tel: url, and for message the endpoint can be in any form of url the server understands (usually, http: or mllp:). The URI is allowed to be relative; in which case, it is relative to the server end-point (since their may be more than one, clients should avoid using relative URIs).",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Subscription.channel.endpoint",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "uri"
          }
        ],
        "isSummary": true
      },
      {
        "id": "Subscription.channel.payload",
        "path": "Subscription.channel.payload",
        "short": "Mimetype to send, or omit for no payload",
        "definition": "The mime type to send the payload in - either application/fhir+xml, or application/fhir+json. If the payload is not present, then there is no payload in the notification, just a notification.",
        "comment": "Sending the payload has obvious security implications. The server is responsible for ensuring that the content is appropriately secured.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Subscription.channel.payload",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "isSummary": true
      },
      {
        "id": "Subscription.channel.payload.id",
        "path": "Subscription.channel.payload.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "xml:id (or equivalent in JSON)",
        "definition": "unique id for the element within a resource (for internal references)",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ]
      },
      {
        "id": "Subscription.channel.payload.extension",
        "path": "Subscription.channel.payload.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "ordered": false,
          "rules": "open"
        },
        "short": "Extension",
        "definition": "An Extension",
        "min": 0,
        "max": "*",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ]
      },
      {
        "id": "Subscription.channel.payload.extension:payload",
        "path": "Subscription.channel.payload.extension",
        "sliceName": "payload",
        "short": "R4B: MIME type to send, or omit for no payload",
        "definition": "R4B: `Subscription.channel.payload`",
        "comment": "Element `Subscription.channel.payload` is mapped to FHIR STU3 element `Subscription.channel.payload` as `Equivalent`.\nSending the payload has obvious security implications. The server is responsible for ensuring that the content is appropriately secured.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension",
            "profile": "http://hl7.org/fhir/4.3/StructureDefinition/extension-Subscription.channel.payload|0.1.0"
          }
        ],
        "condition": [
          "ele-1"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() | (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier": false
      },
      {
        "id": "Subscription.channel.payload.value",
        "path": "Subscription.channel.payload.value",
        "representation": [
          "xmlAttr"
        ],
        "short": "Primitive value for string",
        "definition": "The actual value",
        "min": 0,
        "max": "1",
        "base": {
          "path": "string.value",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "_code": {
              "extension": [
                {
                  "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-json-type",
                  "valueString": "string"
                },
                {
                  "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-xml-type",
                  "valueString": "xsd:string"
                },
                {
                  "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-rdf-type",
                  "valueString": "xsd:string"
                }
              ]
            }
          }
        ],
        "maxLength": 1048576
      },
      {
        "id": "Subscription.channel.header",
        "path": "Subscription.channel.header",
        "short": "Usage depends on the channel type",
        "definition": "Additional headers / information to send as part of the notification.",
        "comment": "Exactly what these mean depend on the channel type. They can convey additional information to the recipient and/or meet security requirements; for example, support of multiple headers in the outgoing notifications for rest-hook type subscriptions.",
        "min": 0,
        "max": "*",
        "base": {
          "path": "Subscription.channel.header",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "isSummary": true
      },
      {
        "id": "Subscription.tag",
        "path": "Subscription.tag",
        "short": "A tag to add to matching resources",
        "definition": "A tag to add to any resource that matches the criteria, after the subscription is processed.",
        "comment": "So that other systems can tell which resources have been the subject of a notification.",
        "min": 0,
        "max": "*",
        "base": {
          "path": "Subscription.tag",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Coding"
          }
        ],
        "isSummary": true,
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "SubscriptionTag"
            }
          ],
          "strength": "example",
          "description": "Tags to put on a resource after subscriptions have been sent.",
          "valueSetReference": {
            "reference": "http://hl7.org/fhir/ValueSet/subscription-tag|3.0.2"
          }
        }
      }
    ]
  },
  "differential": {
    "element": [
      {
        "id": "Subscription",
        "path": "Subscription"
      },
      {
        "id": "Subscription.meta.extension",
        "path": "Subscription.meta.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "ordered": false,
          "rules": "open"
        },
        "min": 0,
        "max": "*"
      },
      {
        "id": "Subscription.meta.extension:meta",
        "path": "Subscription.meta.extension",
        "sliceName": "meta",
        "short": "R4B: meta additional types",
        "definition": "R4B: `Subscription.meta` additional types (Meta) additional types from child elements (lastUpdated, profile, security, source, tag, versionId)",
        "comment": "Element `Subscription.meta` is mapped to FHIR STU3 element `Subscription.meta` as `SourceIsBroaderThanTarget`.\nThe mappings for `Subscription.meta` do not cover the following types: Meta.\nThe mappings for `Subscription.meta` do not cover the following types based on type expansion: lastUpdated, profile, security, source, tag, versionId.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "DomainResource.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension",
            "profile": "http://hl7.org/fhir/4.3/StructureDefinition/extension-Subscription.meta|0.1.0"
          }
        ]
      },
      {
        "id": "Subscription.text.extension",
        "path": "Subscription.text.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "ordered": false,
          "rules": "open"
        },
        "min": 0,
        "max": "*"
      },
      {
        "id": "Subscription.text.extension:text",
        "path": "Subscription.text.extension",
        "sliceName": "text",
        "short": "R4B: text additional types",
        "definition": "R4B: `Subscription.text` additional types (Narrative) additional types from child elements (div, status)",
        "comment": "Element `Subscription.text` is mapped to FHIR STU3 element `Subscription.text` as `SourceIsBroaderThanTarget`.\nThe mappings for `Subscription.text` do not cover the following types: Narrative.\nThe mappings for `Subscription.text` do not cover the following types based on type expansion: div, status.\nContained resources do not have narrative. Resources that are not contained SHOULD have a narrative. In some cases, a resource may only have text with little or no additional discrete data (as long as all minOccurs=1 elements are satisfied).  This may be necessary for data from legacy systems where information is captured as a \"text blob\" or where text is additionally entered raw or narrated and encoded information is added later.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "DomainResource.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension",
            "profile": "http://hl7.org/fhir/4.3/StructureDefinition/extension-Subscription.text|0.1.0"
          }
        ]
      },
      {
        "id": "Subscription.contact.extension",
        "path": "Subscription.contact.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "ordered": false,
          "rules": "open"
        },
        "min": 0,
        "max": "*"
      },
      {
        "id": "Subscription.contact.extension:contact",
        "path": "Subscription.contact.extension",
        "sliceName": "contact",
        "short": "R4B: contact additional types",
        "definition": "R4B: `Subscription.contact` additional types (ContactPoint) additional types from child elements (period, rank, system, use, value)",
        "comment": "Element `Subscription.contact` is mapped to FHIR STU3 element `Subscription.contact` as `SourceIsBroaderThanTarget`.\nThe mappings for `Subscription.contact` do not cover the following types: ContactPoint.\nThe mappings for `Subscription.contact` do not cover the following types based on type expansion: period, rank, system, use, value.",
        "min": 0,
        "max": "*",
        "base": {
          "path": "DomainResource.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension",
            "profile": "http://hl7.org/fhir/4.3/StructureDefinition/extension-Subscription.contact|0.1.0"
          }
        ]
      },
      {
        "id": "Subscription.channel.payload.extension",
        "path": "Subscription.channel.payload.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "ordered": false,
          "rules": "open"
        },
        "min": 0,
        "max": "*"
      },
      {
        "id": "Subscription.channel.payload.extension:payload",
        "path": "Subscription.channel.payload.extension",
        "sliceName": "payload",
        "short": "R4B: MIME type to send, or omit for no payload",
        "definition": "R4B: `Subscription.channel.payload`",
        "comment": "Element `Subscription.channel.payload` is mapped to FHIR STU3 element `Subscription.channel.payload` as `Equivalent`.\nSending the payload has obvious security implications. The server is responsible for ensuring that the content is appropriately secured.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "DomainResource.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension",
            "profile": "http://hl7.org/fhir/4.3/StructureDefinition/extension-Subscription.channel.payload|0.1.0"
          }
        ]
      }
    ]
  }
}