|id||string||Id of the contact. Id is unique across channels and is generated by Amio.|
|name||string||Name of the contact.|
|gender||string||User's gender either |
|locale||string||User’s locale in standard format.|
|time_zone||string||Time zone set by the user.|
|photo_url||string||Url to profile picture of the user. Profile picture is uploaded to Amio servers the first time the user details are requested.|
This request can take long time to process due to the need to query Facebook for profile pictures and upload them to Amio servers (especially if the list of contacts is long and we need to process the profile picture of all of them).