MqttClientOptions
data class MqttClientOptions(val clientId: String = "client_android_id", val host: String, val username: String, val passwords: String, val isSessionClean: Boolean = false, val connectTimeout: Int = 30, val keepAliveIntervals: Int = 20, val autoReconnectInterval: Int = 10, val topics: List<Topic> = emptyList())
MQTT client configuration