Discuss the solution to the JQUERY JSON deserialization class using problem_jquery

I recently worked on a method of passing JSON to the server for deserialization, and found many problems. I hereby record the solution and share it with you

Manually download and reference Newtonsoft.Json.dll

Manually reference and add the namespace as follows (introduced as a DLL):

In addition to adding references
System.Runtime.Serialization;

System.Runtime.Serialization.Formatters;

Also add
System.ServiceModel

System.ServiceModel.Web