vertx / io.vertx.rxjava.mqtt / MqttEndpoint / subscribeAcknowledge

# subscribeAcknowledge

`open fun subscribeAcknowledge(subscribeMessageId: Int, grantedQoSLevels: MutableList<MqttQoS>): MqttEndpoint`

Sends the SUBACK message to the remote MQTT client

### Parameters

`subscribeMessageId` - identifier of the SUBSCRIBE message to acknowledge

`grantedQoSLevels` - granted QoS levels for the requested topics

Return
a reference to this, so the API can be used fluently