how to define connection string in appsettings.json

{
  "Modules": {
    "Logging": {
      "logDb": "Server=myServer;Database=myDb1;Trusted_Connection=True;",
    },
    "Tenants": {
      "tenantsDb": "Server=myServer;Database=myDb1;Trusted_Connection=True;",
    }
  } 
}