{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/microsoft.graph.activityHistoryItem",
  "title": "microsoft.graph.activityHistoryItem",
  "allOf": [
    {
      "$ref": "#/components/schemas/microsoft.graph.entity"
    },
    {
      "title": "activityHistoryItem",
      "required": [
        "@odata.type"
      ],
      "type": "object",
      "properties": {
        "activeDurationSeconds": {
          "maximum": 2147483647,
          "minimum": -2147483648,
          "type": "number",
          "description": "Optional. The duration of active user engagement. if not supplied, this is calculated from the startedDateTime and lastActiveDateTime.",
          "format": "int32",
          "nullable": true
        },
        "createdDateTime": {
          "pattern": "^[0-9]{4,}-(0[1-9]|1[012])-(0[1-9]|[12][0-9]|3[01])T([01][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9]([.][0-9]{1,12})?(Z|[+-][0-9][0-9]:[0-9][0-9])$",
          "type": "string",
          "description": "Set by the server. DateTime in UTC when the object was created on the server.",
          "format": "date-time",
          "nullable": true
        },
        "expirationDateTime": {
          "pattern": "^[0-9]{4,}-(0[1-9]|1[012])-(0[1-9]|[12][0-9]|3[01])T([01][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9]([.][0-9]{1,12})?(Z|[+-][0-9][0-9]:[0-9][0-9])$",
          "type": "string",
          "description": "Optional. UTC DateTime when the activityHistoryItem will undergo hard-delete. Can be set by the client.",
          "format": "date-time",
          "nullable": true
        },
        "lastActiveDateTime": {
          "pattern": "^[0-9]{4,}-(0[1-9]|1[012])-(0[1-9]|[12][0-9]|3[01])T([01][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9]([.][0-9]{1,12})?(Z|[+-][0-9][0-9]:[0-9][0-9])$",
          "type": "string",
          "description": "Optional. UTC DateTime when the activityHistoryItem (activity session) was last understood as active or finished - if null, activityHistoryItem status should be Ongoing.",
          "format": "date-time",
          "nullable": true
        },
        "lastModifiedDateTime": {
          "pattern": "^[0-9]{4,}-(0[1-9]|1[012])-(0[1-9]|[12][0-9]|3[01])T([01][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9]([.][0-9]{1,12})?(Z|[+-][0-9][0-9]:[0-9][0-9])$",
          "type": "string",
          "description": "Set by the server. DateTime in UTC when the object was modified on the server.",
          "format": "date-time",
          "nullable": true
        },
        "startedDateTime": {
          "pattern": "^[0-9]{4,}-(0[1-9]|1[012])-(0[1-9]|[12][0-9]|3[01])T([01][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9]([.][0-9]{1,12})?(Z|[+-][0-9][0-9]:[0-9][0-9])$",
          "type": "string",
          "description": "Required. UTC DateTime when the activityHistoryItem (activity session) was started. Required for timeline history.",
          "format": "date-time"
        },
        "status": {
          "anyOf": [
            {
              "$ref": "#/components/schemas/microsoft.graph.status"
            },
            {
              "type": "object",
              "nullable": true
            }
          ],
          "description": "Set by the server. A status code used to identify valid objects. Values: active, updated, deleted, ignored."
        },
        "userTimezone": {
          "type": "string",
          "description": "Optional. The timezone in which the user's device used to generate the activity was located at activity creation time. Values supplied as Olson IDs in order to support cross-platform representation.",
          "nullable": true
        },
        "activity": {
          "$ref": "#/components/schemas/microsoft.graph.userActivity"
        },
        "@odata.type": {
          "type": "string"
        }
      }
    }
  ],
  "x-ms-discriminator-value": "#microsoft.graph.activityHistoryItem"
}