hl7

{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://hl7.erp.uno/priv/schema/Linkage.schema.json",
  "$ref": "#/definitions/Linkage",
  "description": "see https://hl7.org/fhir/R5/json.html for information about the FHIR Json Schemas",
  "definitions": {
    "Linkage": {
      "allOf": [
        {
          "$ref": "DomainResource.schema.json#/definitions/DomainResource"
        },
        {
          "description": "Identifies two or more records (resource instances) that are referring to the same real-world \"occurrence\".",
          "properties": {
            "resourceType": {
              "description": "This is a Linkage resource",
              "type": "string",
              "enum": [
                "Linkage"
              ]
            },
            "active": {
              "description": "Indicates whether the asserted set of linkages are considered to be \"in effect\".",
              "type": "boolean"
            },
            "_active": {
              "description": "Extensions for active",
              "$ref": "Element.schema.json#/definitions/Element"
            },
            "author": {
              "description": "Identifies the user or organization responsible for asserting the linkages and who establishes the context for evaluating the nature of each linkage.",
              "$ref": "Reference.schema.json#/definitions/Reference"
            },
            "item": {
              "description": "Identifies one of the records that is considered to refer to the same real-world occurrence as well as how the items hould be evaluated within the collection of linked items.",
              "type": "array",
              "items": {
                "$ref": "#/definitions/Linkage_Item"
              }
            }
          },
          "required": [
            "item",
            "resourceType"
          ]
        }
      ]
    },
    "Linkage_Item": {
      "allOf": [
        {
          "$ref": "BackboneElement.schema.json#/definitions/BackboneElement"
        },
        {
          "description": "Identifies two or more records (resource instances) that are referring to the same real-world \"occurrence\".",
          "properties": {
            "type": {
              "description": "Distinguishes which item is \"source of truth\" (if any) and which items are no longer considered to be current representations.",
              "enum": [
                "source",
                "alternate",
                "historical"
              ],
              "type": "string"
            },
            "_type": {
              "description": "Extensions for type",
              "$ref": "Element.schema.json#/definitions/Element"
            },
            "resource": {
              "description": "The resource instance being linked as part of the group.",
              "$ref": "Reference.schema.json#/definitions/Reference"
            }
          },
          "required": [
            "resource"
          ]
        }
      ]
    }
  }
}