{
  "resourceType": "StructureDefinition",
  "id": "messageheader-response-request",
  "extension": [
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode": "inm"
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
      "valueInteger": 1
    }
  ],
  "url": "http://hl7.org/fhir/StructureDefinition/messageheader-response-request",
  "name": "messageheader-response-request",
  "title": "MessageHeader response request",
  "status": "draft",
  "publisher": "Health Level Seven, Inc. - InM Work Group",
  "contact": [
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://hl7.org/special/committees/FHIR"
        }
      ]
    }
  ],
  "description": "This extension enables the capability currently available through MSH-16 (Application Level acknowledgement) in HL7 Version 2 to declare at a message instance level whether a response is required or only upon error or success, or never.",
  "fhirVersion": "3.0.0",
  "mapping": [
    {
      "identity": "v2",
      "uri": "http://hl7.org/v2",
      "name": "HL7 v2 Mapping"
    },
    {
      "identity": "rim",
      "uri": "http://hl7.org/v3",
      "name": "RIM Mapping"
    }
  ],
  "kind": "complex-type",
  "abstract": false,
  "contextType": "resource",
  "context": [
    "MessageHeader"
  ],
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "short": "messageheader initiator requests a response",
        "definition": "This extension enables the capability currently available through MSH-16 (Application Level acknowledgement) in HL7 Version 2 to declare at a message instance level whether a response is required or only upon error or success, or never.",
        "comment": "The Message Definition data provides perhaps what would be acceptable response requests, but could not indicate for each instance what is appropriate.  The initiator should be able to handle the response even if not expected.",
        "min": 1,
        "max": "1",
        "isModifier": false,
        "mapping": [
          {
            "identity": "v2",
            "map": "MSH-16"
          },
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Extension.extension",
        "path": "Extension.extension",
        "max": "0"
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "type": [
          {
            "code": "uri"
          }
        ],
        "fixedUri": "http://hl7.org/fhir/StructureDefinition/messageheader-response-request"
      },
      {
        "id": "Extension.valueCode",
        "path": "Extension.valueCode",
        "type": [
          {
            "code": "code"
          }
        ],
        "binding": {
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString": "messageheader-response-request"
            }
          ],
          "strength": "required",
          "description": "HL7-defined table of codes which identify conditions under which acknowledgments are required to be returned in response to a message.",
          "valueSetReference": {
            "reference": "http://hl7.org/fhir/ValueSet/messageheader-response-request"
          }
        }
      }
    ]
  }
}