| msgId | Optional field for a message ID that applications can use to identify responses. | 
| dvName | Unique name of this item's associated DataView definition. | 
| owner | Name of the user of this item. Specify "*" to allow all users to access the new DataView item. | 
| timeStamp | Timestamp of the initial update (seconds since epoch). If the value given is -1.0, the service will populate this field by using correlator currentTime. Note that the default value of the field is 0.0, which prevents trend graphs from updating. | 
| fieldValues | A sequence of field values in string form. The ith value in this sequence is the value of the ith field specified in the fieldNames sequence of the associated DataView definition. | 
| extraParams | Optional field that future implementations may use. |