CODE EXAMPLE FOR JAVASCRIPT

Error Number:-1,State:0,Class:20

{
  "ConnectionStrings": {
    "DefaultConnection": "Server=(localdb)mssqllocaldb;Database=aspnet-WebApp1-53bc9b9d-9d6a-45d4-8429-2a2761773502;Trusted_Connection=True;MultipleActiveResultSets=true"
  },
  "Logging": {
    "LogLevel": {
      "Default": "Information",
      "Microsoft": "Warning",
      "Microsoft.Hosting.Lifetime": "Information"
    }
  },
  "AllowedHosts": "*"
}