之前可以解析的JSON字符串，突然开始报JSON解析失败

JSON解析失败: Expected ',' instead of 'c'

<img width="1114" height="172" alt="Image" src="https://github.com/user-attachments/assets/e2156fac-27b8-4e41-b8cb-eb9c104e3242" />

JSON解析失败: Expected ',' instead of 'a'

<img width="1072" height="228" alt="Image" src="https://github.com/user-attachments/assets/ca3b44f9-5ce9-40e3-b4e6-f81925841fc6" />