{
  "name": "ActivityTask",
  "description": "Unit of work sent to an activity worker.",
  "type": "object",
  "properties": [
    {
      "name": "taskToken",
      "type": "string",
      "description": "",
      "required": true
    },
    {
      "name": "activityId",
      "type": "string",
      "description": "",
      "required": true
    },
    {
      "name": "startedEventId",
      "type": "string",
      "description": "",
      "required": true
    },
    {
      "name": "workflowExecution",
      "type": "string",
      "description": "",
      "required": true
    },
    {
      "name": "activityType",
      "type": "string",
      "description": "",
      "required": true
    },
    {
      "name": "input",
      "type": "string",
      "description": "",
      "required": false
    }
  ]
}