UserIdentifier Entity

The user identifier entity contains properties about a specific user. The input column designates whether the property is populated by the user and not Twitter (yes) or if it is a property populated by Twitter (no).

Properties:

Name	Purpose	Type	Input
ID	User’s Twitter ID	string	no
ScreenName	User’s ScreenName	string	no
UserID	User ID for disambiguating when ID is screen name	string	no

Twitter API: not documented