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• Group Id: is the name that is configured in the .config
• Message Type: The following Message Type elements are defined for the Sparkplug specification. For most clients that support SparkplugB, the message type will automatically be set. 
• NBIRTH – Birth certificate for MQTT EoN
• NDEATH – Death certificate for MQTT EoN
• DBIRTH – Birth certificate for devices
• DDEATH – Death certificate for devices
• NDATA – Node data
• DDATA – Device data
• NCMD – Node command
• DCMD – Device command
• STATE – Critical application state
• Project Name: is the same name configured in the .config
• MQTT Device Name: it can be a namespace or an object from the runtime project. Individual However, individual objects should be avoided and uses the namespaces for . Use a namespace for better performance

Examples of namespaces: Tag, Script, Device, Info, Script, Server, Security, Alarm, Historian DataSets, TemplatesName and MainTag for arrays.

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