FOLLOWING IS THE RESPONSE:
stdClass Object ( [result] => The Pay Page is created. [response_code] => 4012 [payment_url] => https://www.paytabs.com/C4rqwutnxppo8WGw71eTyVgfs-Z0NP8dW1XZ_HoaI_022Y0/4wYRCWKcmBlz7ctMJFB7vBR9BnbGLg7Nfe7uj-jquHpDJ-8/32BNBsZ5v8uD0v1md5jfJVXCQHxTgrfJIiF50ialgpKVT84/7EzJWjKw4afPB8XlXap4lcPNyfeJ_SeMXDvWNAD8u9iz_HYcLOX3QXjpFXVQfyhiLOcDIU1H4Lzmf0f9YSNNHdJ6Ig [p_id] => 563312 )