{
  "resourceType": "StructureDefinition",
  "url": "https://example.org/fhir/StructureDefinition/FirelyTrainingObservation",
  "name": "FirelyTrainingObservation",
  "status": "draft",
  "description": "Hearing Test Observation from Firely training day1",
  "fhirVersion": "4.0.1",
  "kind": "resource",
  "abstract": false,
  "type": "Observation",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Observation",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Observation",
        "path": "Observation",
        "definition": "Hearing Test Observation from Firely training day1",
        "constraint": [
          {
            "key": "training-1",
            "severity": "error",
            "human": "Fill value or the note field!",
            "expression": "value.exists() or note.exists()"
          }
        ]
      },
      {
        "id": "Observation.extension:testEnvironmentFirelyExtension",
        "path": "Observation.extension",
        "sliceName": "testEnvironmentFirelyExtension",
        "max": "1",
        "type": [
          {
            "code": "Extension",
            "profile": [
              "https://example.org/fhir/StructureDefinition/TestEnvironmentFirelyExtension"
            ]
          }
        ],
        "isModifier": false
      },
      {
        "id": "Observation.code",
        "path": "Observation.code",
        "patternCodeableConcept": {
          "coding": [
            {
              "system": "http://snomed.info/sct",
              "code": "118230007",
              "display": "Hearing finding (finding)"
            }
          ],
          "text": "Hearing finding (finding) "
        },
        "mustSupport": true
      },
      {
        "id": "Observation.subject",
        "path": "Observation.subject",
        "min": 1,
        "type": [
          {
            "code": "Reference",
            "targetProfile": [
              "http://test.examples.org/StructureDefinition/test-course-patient"
            ]
          }
        ],
        "mustSupport": true
      },
      {
        "id": "Observation.effective[x]",
        "path": "Observation.effective[x]",
        "min": 1,
        "type": [
          {
            "code": "dateTime"
          }
        ],
        "mustSupport": true
      },
      {
        "id": "Observation.value[x]",
        "path": "Observation.value[x]",
        "min": 1,
        "condition": [
          "training-1"
        ],
        "mustSupport": true
      },
      {
        "id": "Observation.note",
        "path": "Observation.note",
        "condition": [
          "training-1"
        ]
      },
      {
        "id": "Observation.bodySite.extension",
        "path": "Observation.bodySite.extension",
        "min": 1
      },
      {
        "id": "Observation.bodySite.extension:lateralityFirelyExtension",
        "path": "Observation.bodySite.extension",
        "sliceName": "lateralityFirelyExtension",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "Extension",
            "profile": [
              "https://example.org/fhir/StructureDefinition/LateralityFirelyExtension"
            ]
          }
        ],
        "isModifier": false
      },
      {
        "id": "Observation.method",
        "path": "Observation.method",
        "min": 1,
        "mustSupport": true
      },
      {
        "id": "Observation.device",
        "path": "Observation.device",
        "min": 1,
        "mustSupport": true
      },
      {
        "id": "Observation.derivedFrom",
        "path": "Observation.derivedFrom",
        "type": [
          {
            "code": "Reference",
            "targetProfile": [
              "http://hl7.org/fhir/StructureDefinition/Media"
            ]
          }
        ],
        "mustSupport": true
      }
    ]
  }
}