{
  "endpoint_type": "omni",
  "payload": {
    "model_name": "kling-v3-omni",
    "prompt": "A simple cinematic sunrise over a calm ocean, realistic lighting, 5 seconds",
    "duration": "5",
    "mode": "standard",
    "aspect_ratio": "16:9",
    "external_task_id": "smoke_omni_001"
  },
  "response": {
    "error": "HTTP Error 400: Bad Request",
    "status_code": 400,
    "response_body": "{\"code\":1201,\"message\":\"mode value 'standard' is invalid\",\"request_id\":\"bae922c5-8cd7-4664-b832-a2a3ff620f2b\"}",
    "category": "malformed"
  }
}