{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/Changelog",
  "title": "Changelog",
  "additionalProperties": false,
  "description": "A log of changes made to issue fields. Changelogs related to workflow associations are currently being deprecated.",
  "properties": {
    "author": {
      "allOf": [
        {
          "$ref": "#/components/schemas/UserDetails"
        }
      ],
      "description": "The user who made the change.",
      "readOnly": true
    },
    "created": {
      "description": "The date on which the change took place.",
      "format": "date-time",
      "readOnly": true,
      "type": "string"
    },
    "historyMetadata": {
      "allOf": [
        {
          "$ref": "#/components/schemas/HistoryMetadata"
        }
      ],
      "description": "The history metadata associated with the changed.",
      "readOnly": true
    },
    "id": {
      "description": "The ID of the changelog.",
      "readOnly": true,
      "type": "string"
    },
    "items": {
      "description": "The list of items changed.",
      "items": {
        "$ref": "#/components/schemas/ChangeDetails"
      },
      "readOnly": true,
      "type": "array"
    }
  },
  "type": "object"
}