• _name : sMQTTTopic
• _payload : sMQTTTopic
• _payloadLen : sMQTTTopic
• _type : sMQTTEvent
• clients : sMQTTTopic
• password : sMQTTBroker
• payload : sMQTTBroker
• qos : sMQTTTopic
• topic : sMQTTBroker
• username : sMQTTBroker