FOLLOWING IS THE RESPONSE:
stdClass Object ( [result] => The Pay Page is created. [response_code] => 4012 [payment_url] => https://www.paytabs.com/q7hKRWc29gm6b3qAErYQ4SygNFad98eYuI1jUYfktcSG8hI/mzXFQ2pLsddS9SkpBoJet-0SALbiU2z99IJzSZ42GvtIB90/rK3v79okxMgtKdUPpeGBqYlYDXjkKLIqHQy3tUcekBeaXE0/WBbF3t_UjOr0KtGaQHFUMArv77J1zSnqp0NYH5l62PAATRehdgPMDafgFusQS7fFra0Bbez94jXKtWVD466dQrstpQ [p_id] => 260850 )