WeChat electricity receipts and payment into a secondary merchants, according to the document in the incoming parameters, prompt bank is wrong

CodePudding user response:

Document expired? If the incoming parameters conform to the requirements of the code

CodePudding user response:

Find out whether the latest document, updated the interface methods, look at the specification document,

CodePudding user response:

Parameter is no problem now, add a signature header after a 400 error