This endpoint updates properties of a contact
Bearer authentication header of the form Bearer <token>, where <token> is your auth token.
country_code + number (e.g., 918527184400). Do not include special characters"919537851844"
Update the contact name. Note that this name will only be updated on Periskope (not on the phone)
"BK Local1"
Mark the contact as internal. Messages from internal contacts are not flagged
false
"label1,label2"
200 OK
The response is a contact object. Refer to the contact object here