{
  "status": "error",
  "message": "参数超过长度限制:35",
  "code": "isv.PARAM_LENGTH_LIMIT",
  "biz_id": "",
  "request_id": "F3A28CDF-6BAA-52B9-A17C-FBF46BDCB95A",
  "phone": "15920791357",
  "timestamp": 1777272764,
  "content_preview": "【光伏预测模型评估】模型P2413_20260329_161543评估结果：R²=0.8902（拟合...",
  "template_code": "SMS_504880161",
  "sign_name": "驰启智能科技有限公司",
  "template_param": {
    "message": "【光伏预测模型评估】模型P2413_20260329_161543评估结果：R²=0.8902（拟合良好），MAE=6.72kW，RMSE=17.99kW，MAPE=46.04%。存在轻微过拟合（验证损失为训练2.85倍）。详细报告见链接。"
  }
}