Summary What is System.Text.Json.JsonSerializerclass? I’ve been using JSON.NET by Newtonsoft in .NET Framework v4, but I’m not familiar with the above class.So, I try to use System.Text.Json.JsonSerializer class. Prerequisites Azure Functions v3 Microsoft.NET.Sdk.Functions v3.0.13 netcoreapp3.1 C# 8 .NET Core v3.1 Visual Studio 2019 Windows 10 v21H1 Steps A simply usage of System.Text.Json is as follows:…