{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/microsoft.graph.callStartedEventMessageDetail",
  "title": "microsoft.graph.callStartedEventMessageDetail",
  "allOf": [
    {
      "$ref": "#/components/schemas/microsoft.graph.eventMessageDetail"
    },
    {
      "title": "callStartedEventMessageDetail",
      "required": [
        "@odata.type"
      ],
      "type": "object",
      "properties": {
        "callEventType": {
          "anyOf": [
            {
              "$ref": "#/components/schemas/microsoft.graph.teamworkCallEventType"
            },
            {
              "type": "object",
              "nullable": true
            }
          ],
          "description": "Represents the call event type. The possible values are: call, meeting, screenShare, unknownFutureValue."
        },
        "callId": {
          "type": "string",
          "description": "Unique identifier of the call.",
          "nullable": true
        },
        "initiator": {
          "anyOf": [
            {
              "$ref": "#/components/schemas/microsoft.graph.identitySet"
            },
            {
              "type": "object",
              "nullable": true
            }
          ],
          "description": "Initiator of the event."
        },
        "@odata.type": {
          "type": "string",
          "default": "#microsoft.graph.callStartedEventMessageDetail"
        }
      }
    }
  ],
  "x-ms-discriminator-value": "#microsoft.graph.callStartedEventMessageDetail"
}