When using RSync API, the name of the staff on duty assigned to a phone is available on a one-to-one relation.  Please add the name of the staff assigned to the phone at the moment of an alert on the Alert tracking report.  See example below:

Alert tracking report now - nurse call alert
01/30/18 09:27am | Patient | Unit: 2STH | Room/Bed: 258 - 1 | To: 3851

Device information
3851 : Registered : 10.125.231.128 : Cisco : SEP58AC788D843E : Sentara Albemarle Medical Cent All : DAWN MILLER : Low : 01/30/18 09:28am

Preferred in Alert tracking
01/30/18 09:27am | Patient | Unit: 2STH | Room/Bed: 258 - 1 | To: 3851 | DAWN MILLER