Gateways/appsettings.Development.json

{
  "DetailedErrors": true,
  "Logging": {
    "LogLevel": {
      "Default": "Information",
      "Microsoft.AspNetCore": "Warning"
    }
  },
  "MqttBroker": "mqtt://3d50aa92880f4a89910aaedaf7d6854f@demo.iotsharp.net:1883"
}