NameDescriptionTypeAdditional Information
ContactName

The name of this contact

string

Required

Max length: 50

EmailAddress

The email address of this contact

string

Max length: 50

PhoneNumber

The phone number of this contact

string

Max length: 20

LineItem

The line number of this contact in the contacts list

integer

Required

Send in zero (0) if new. Use existing value to update a saved contact.