{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://artifacts.apis.io/collate/json-schema/collate-change-event-schema.json",
  "title": "ChangeEvent",
  "x-generated": "2026-11-04",
  "x-method": "derived",
  "x-generator": "derive-json-schema.py",
  "x-source": "openapi/collate-ai-applications-api-openapi.yml#/components/schemas/ChangeEvent",
  "required": [
    "entityId",
    "entityType",
    "eventType",
    "id",
    "timestamp"
  ],
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "format": "uuid"
    },
    "eventType": {
      "type": "string",
      "enum": [
        "entityCreated",
        "entityUpdated",
        "entityFieldsChanged",
        "entityNoChange",
        "entitySoftDeleted",
        "entityDeleted",
        "entityRestored",
        "threadCreated",
        "threadUpdated",
        "postCreated",
        "postUpdated",
        "taskCreated",
        "taskUpdated",
        "taskResolved",
        "taskClosed",
        "logicalTestCaseAdded",
        "suggestionCreated",
        "suggestionUpdated",
        "suggestionAccepted",
        "suggestionRejected",
        "suggestionDeleted",
        "userLogin",
        "userLogout",
        "entityLineageAdded",
        "entityLineageDeleted",
        "entityLineageUpdated"
      ]
    },
    "entityType": {
      "type": "string"
    },
    "entityId": {
      "type": "string",
      "format": "uuid"
    },
    "domains": {
      "type": "array",
      "items": {
        "type": "string",
        "format": "uuid"
      }
    },
    "entityFullyQualifiedName": {
      "type": "string"
    },
    "previousVersion": {
      "type": "number",
      "format": "double"
    },
    "currentVersion": {
      "type": "number",
      "format": "double"
    },
    "userName": {
      "type": "string"
    },
    "impersonatedBy": {
      "type": "string"
    },
    "timestamp": {
      "type": "integer",
      "format": "int64"
    },
    "changeDescription": {
      "$ref": "#/$defs/ChangeDescription"
    },
    "incrementalChangeDescription": {
      "$ref": "#/$defs/ChangeDescription"
    },
    "recursive": {
      "type": "boolean"
    },
    "entity": {
      "type": "object"
    }
  },
  "$defs": {
    "ChangeDescription": {
      "type": "object",
      "properties": {
        "fieldsAdded": {
          "type": "array",
          "items": {
            "$ref": "#/$defs/FieldChange"
          }
        },
        "fieldsUpdated": {
          "type": "array",
          "items": {
            "$ref": "#/$defs/FieldChange"
          }
        },
        "fieldsDeleted": {
          "type": "array",
          "items": {
            "$ref": "#/$defs/FieldChange"
          }
        },
        "previousVersion": {
          "type": "number",
          "format": "double"
        },
        "changeSummary": {
          "$ref": "#/$defs/ChangeSummaryMap"
        }
      }
    },
    "ChangeSummaryMap": {
      "type": "object"
    },
    "FieldChange": {
      "type": "object",
      "properties": {
        "name": {
          "type": "string"
        },
        "oldValue": {
          "type": "object"
        },
        "newValue": {
          "type": "object"
        }
      }
    }
  }
}