{
    "phone_number": "phone number: example: +18885559977: excludes  user_id,user_name",
    "type": "integer: 1 indicates a voice call and 2 indicates a video call",
    "user_id": "integer: user id excludes phone_number,user_name",
    "user_name": "string between 4 to 40 characters: excludes phone_number,user_id"
}

{
    "blocked_incoming_calls": "The recipient has blocked incoming calls or blocked the caller",
    "invalid_user": "recipient user does not exist",
    "must_login": "user must be login"
}

• Url:

• Output:

                                {
    "call_id": "3a7a91599dbcb2f97e94c14dcb0ca470",
    "ice_servers": {
        "credential": "irrujdvt0d03yv5e1gvluizu7qudi6",
        "urls": [
            "turn:213.108.240.85:65044"
        ],
        "username": "i12wm00xvh"
    },
    "status": "success",
    "time": 1546083762.6890123
}