{
  "endpoint_type": "reference2video",
  "payload": {
    "prompt": "Keep subject consistent with subtle camera motion",
    "duration": "3",
    "mode": "std",
    "aspect_ratio": "16:9",
    "image_list": [
      {
        "image_url": "iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mP8/x8AAwMCAO+y3ioAAAAASUVORK5CYII="
      }
    ],
    "model_name": "kling-v1-6",
    "external_task_id": "smoke_ref_2"
  },
  "response": {
    "error": "HTTP Error 400: Bad Request",
    "status_code": 400,
    "response_body": "{\"code\":1201,\"message\":\"Failed to resolve the request body\",\"request_id\":\"afc576be-f22b-4344-8fc6-e519eb119367\"}",
    "category": "malformed"
  }
}