{

"resourceType": "OperationDefinition",
"id": "Resource-graph",
"extension": [
  {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
    "valueInteger": 1
  },
  {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
    "valueCode": "trial-use"
  }
],
"url": "http://hl7.org/fhir/OperationDefinition/Resource-graph",
"version": "4.0.1",
"name": "Return a graph of resources",
"status": "draft",
"kind": "operation",
"date": "2019-11-01T09:29:23+11:00",
"publisher": "HL7 (FHIR Project)",
"contact": [
  {
    "telecom": [
      {
        "system": "url",
        "value": "http://hl7.org/fhir"
      },
      {
        "system": "email",
        "value": "fhir@lists.hl7.org"
      }
    ]
  }
],
"description": "Return an entire graph of resources based on a [GraphDefinition](graphdefinition.html). The operation is invoked on a specific instance of a resource, and the graph definition tells the server what other resources to return in the same packaage",
"code": "graph",
"resource": [
  "Resource"
],
"system": false,
"type": false,
"instance": true,
"parameter": [
  {
    "name": "graph",
    "use": "in",
    "min": 1,
    "max": "1",
    "documentation": "Servers MAY choose to allow any graph definition to be specified, but MAY require that the client choose a graph definition from a specific list of known supported definitions. The server is not required to support a formal definition of the graph on the end point",
    "type": "uri"
  },
  {
    "name": "result",
    "use": "out",
    "min": 1,
    "max": "1",
    "documentation": "The set of resources that were in the graph based on the provided definition",
    "type": "Bundle"
  }
]

}