I receive the error: $key0$ parameter format error
When using the WeChat native pay api to generate a QR code.
and I do not know how to fix this. The body of the request I send is as follows:
I am also passing in my merchant serial number, merchant key as well as my apiV3 key.
Any help would be greatly appreciated. Thank you in advance.
Look at the picture I sent. Do you have a body field parameter? You can delete it and try again
返回的报错是什么?