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{
  "data": {
    "bytedToken": "validation-token",
    "h5Link": "https://provider.example.com/validation/...",
    "callbackUrl": "https://jieyun.cc/console/assets?asset_liveness=callback",
    "expiresIn": 120
  },
  "error": null,
  "request_id": "req_xxx"
}

{
  "data": null,
  "error": {
    "code": "invalid_request",
    "message": "request is invalid"
  },
  "request_id": "req_xxx"
}

{
  "data": null,
  "error": {
    "code": "invalid_request",
    "message": "request is invalid"
  },
  "request_id": "req_xxx"
}

{
  "data": null,
  "error": {
    "code": "invalid_request",
    "message": "request is invalid"
  },
  "request_id": "req_xxx"
}

{
  "data": null,
  "error": {
    "code": "invalid_request",
    "message": "request is invalid"
  },
  "request_id": "req_xxx"
}