{
  "name": "WorkflowExecutionSignaledEventAttributes",
  "description": "Provides the details of the <code>WorkflowExecutionSignaled</code> event.",
  "type": "object",
  "properties": [
    {
      "name": "signalName",
      "type": "string",
      "description": "",
      "required": true
    },
    {
      "name": "input",
      "type": "string",
      "description": "",
      "required": false
    },
    {
      "name": "externalWorkflowExecution",
      "type": "string",
      "description": "",
      "required": false
    },
    {
      "name": "externalInitiatedEventId",
      "type": "string",
      "description": "",
      "required": false
    }
  ]
}