{
  "description": "Backport of the R5 Subscription.managingEntity element. This extension identifies the entity responsible for managing the subscription, constrained to be a Device referenced by its identifier.",
  "_filename": "Ext-R4backportedsubscription.managingEntity.json",
  "package_name": "ca.on.phsd.r4-alpha",
  "date": null,
  "derivation": "constraint",
  "publisher": null,
  "fhirVersion": "4.0.1",
  "name": "SubscriptionManagingEntityExtension",
  "abstract": false,
  "type": "Extension",
  "experimental": null,
  "resourceType": "StructureDefinition",
  "title": "OH Subscription Managing Entity (R4 Backport)",
  "package_version": "1.0.0-BallotDraft",
  "status": "draft",
  "id": "6eefac2d-92df-41f3-9e67-93f944e41ce2",
  "kind": "complex-type",
  "url": "http://ontariohealth.ca/fhir/pubsub/StructureDefinition/ext-subscriptionManagingEntity",
  "context": [ {
    "type": "element",
    "expression": "Subscription"
  } ],
  "version": "1.0.0",
  "differential": {
    "element": [ {
      "id": "Extension",
      "path": "Extension",
      "short": "Entity managing the subscription",
      "definition": "The entity responsible for managing the subscription. Backported from R5 Subscription.managingEntity and constrained to be a Device referenced by identifier."
    }, {
      "id": "Extension.extension",
      "max": "0",
      "path": "Extension.extension"
    }, {
      "id": "Extension.url",
      "path": "Extension.url",
      "fixedUri": "http://ontariohealth.ca/fhir/ehr/StructureDefinition/ext-subscriptionManagingEntity"
    }, {
      "id": "Extension.value[x]",
      "max": "1",
      "min": 1,
      "path": "Extension.value[x]",
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/Device" ]
      } ],
      "short": "Managing entity (Must be Device by identifier)",
      "definition": "A reference to the managing Device. This reference SHALL be a logical reference (using Reference.identifier) and SHALL NOT use a literal resource URL (Reference.reference).",
      "mustSupport": true
    }, {
      "id": "Extension.value[x].reference",
      "max": "0",
      "min": 0,
      "path": "Extension.valueReference.reference",
      "short": "NOT USED - Use .identifier instead",
      "definition": "Literal path references (e.g., 'Device/123') are not permitted for this extension. The Device MUST be referenced by its logical identifier."
    }, {
      "id": "Extension.value[x].type",
      "min": 1,
      "path": "Extension.valueReference.type",
      "short": "Fixed to 'Device'",
      "fixedUri": "Device",
      "definition": "The type of the referenced resource, fixed to 'Device'."
    }, {
      "id": "Extension.value[x].identifier",
      "max": "1",
      "min": 1,
      "path": "Extension.valueReference.identifier",
      "short": "Logical identifier for the managing Device",
      "definition": "The logical identifier for the managing Device. This is the required method for referencing.",
      "mustSupport": true
    }, {
      "id": "Extension.value[x].identifier.system",
      "min": 1,
      "path": "Extension.valueReference.identifier.system",
      "short": "Identifier namespace",
      "definition": "Namespace for the Device's identifier (e.g., an OID or URI).",
      "mustSupport": true
    }, {
      "id": "Extension.value[x].identifier.value",
      "min": 1,
      "path": "Extension.valueReference.identifier.value",
      "short": "Identifier value",
      "definition": "The value of the Device's identifier.",
      "mustSupport": true
    } ]
  },
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension"
}