Expecting ',' delimiter: line 1 column 17 (char 16)

 Expecting ',' delimiter: line 1 column 17 (char 16)
Traceback (most recent call last):
File "C:\Program Files (x86)\ShadowBot\shadowbot-5.13.31\python\lib\runpy.py", line 193, in _run_module_as_main
"__main__", mod_spec)
File "C:\Program Files (x86)\ShadowBot\shadowbot-5.13.31\python\lib\runpy.py", line 85, in _run_code
exec(code, run_globals)
File "C:\Program Files (x86)\ShadowBot\shadowbot-5.13.31\python\lib\site-packages\xbot_interpreter.py", line 94, in <module>
main()


File "C:\Program Files (x86)\ShadowBot\shadowbot-5.13.31\python\lib\site-packages\xbot_interpreter.py", line 53, in main
try:
File "C:\Users\pure\AppData\Local\ShadowBot\users\587572816506073090\apps\fd0b4562-ef90-4075-a609-f5924ad74635\xbot_robot\process2.py", line 80, in main
], _block=("子流程2", 18, "添加记录"))
File "<string>", line 89, in wrapper
File "<string>", line 84, in wrapper
File "<string>", line 82, in run
File "C:\Users\pure\AppData\Local\ShadowBot\users\587572816506073090\apps\fd0b4562-ef90-4075-a609-f5924ad74635\xbot_extensions\activity_feishu_bitable\add_record.py", line 19, in main
record_id = bitable_instance.add_record(table_kind_identity, table_identity, payload)
File "C:\Users\pure\AppData\Local\ShadowBot\users\587572816506073090\apps\fd0b4562-ef90-4075-a609-f5924ad74635\xbot_extensions\activity_feishu_bitable\bitable.py", line 481, in add_record
payload = json.loads(payload.replace("'", "\""))
File "C:\Program Files (x86)\ShadowBot\shadowbot-5.13.31\python\lib\json\__init__.py", line 348, in loads
return _default_decoder.decode(s)
File "C:\Program Files (x86)\ShadowBot\shadowbot-5.13.31\python\lib\json\decoder.py", line 337, in decode
obj, end = self.raw_decode(s, idx=_w(s, 0).end())
File "C:\Program Files (x86)\ShadowBot\shadowbot-5.13.31\python\lib\json\decoder.py", line 353, in raw_decode
obj, end = self.scan_once(s, idx)
json.decoder.JSONDecodeError: Expecting ',' delimiter: line 1 column 17 (char 16)

语法没问题但就是报错