Caused by comalibabafastjson2JSONException illegal input offset 1 char

The error message "Caused by: com.alibaba.fastjson2.JSONException: illegal input， offset 1, char [" indicates that there is an illegal input in the JSON string at the specified offset and character. The specific character causing the issue is not provided in the error message.

To resolve this issue, you need to examine the JSON string and find the illegal input at the specified offset. It could be a syntax error, missing or extra quotes, or other invalid JSON structure. Once you identify the problem, you can fix it to make the JSON string valid