Since 2014.01 Any non empty text
ID of the user creating this message
ID of the topology node this message refers to.
ID of the area this message refers to.
ID of the note template this message refers to. (message templates contain predefined text, that can be completed by the user )
Event date (GMT) this message refers to. ISO 8601 (yyyy-mm-dd)
Event time (GMT) this message refers to. ISO 8601 (hh:mm:ss.dsec e.g. 16:30:0.001)