{
"client_id": "<<string>>",// REQUIRED
"email": "EMAIL", // REQUIRED
"password": "PASSWORD", //REQUIRED
"connection": "<<string>>", //REQUIRED
"username": "<<string>>",
"given_name": "<<string>>",
"family_name": "<<string>>",
"name": "<<string>>",
"nickname": "<<string>>",
"picture": "<<url>>"
"user_metadata":"<<object>>"
}