The Person object has the following specification.
Member
Type
Description
xuid
string
Required. XBOX User ID (XUID) in decimal form. Example value: 2603643534573573.
isFavorite
Boolean value
Required. Whether this person is one that the user cares about more. Because users can have a very large number of people in their People list, favorite people should be prioritized in experiences and shown before others that are not favorites.
isFollowingCaller
Boolean value
Optional. Whether this person is following the user on whose behalf the API call was made.
socialNetworks
array of string
Optional. Within which external networks the user and this person have a relationship.