Invalid receiver mail or money currency (realesta_server@hotmail.com - EUR).
array (
  'mc_gross' => '5.00',
  'protection_eligibility' => 'Eligible',
  'payer_id' => 'W5QAXRS35XX26',
  'payment_date' => '08:56:49 May 24, 2018 PDT',
  'payment_status' => 'Completed',
  'charset' => 'windows-1250',
  'first_name' => 'Adam',
  'mc_fee' => '0.50',
  'notify_version' => '3.9',
  'custom' => '2093156',
  'payer_status' => 'unverified',
  'business' => 'realesta_server@hotmail.com',
  'quantity' => '1',
  'verify_sign' => 'A6g0Qkjg6QcHvPVwEadf7IbTThpGAURZIZDQL5JEBto4IRY3Vty3Y.am',
  'payer_email' => 'letsskate44@gmail.com',
  'txn_id' => '63L615142U418073U',
  'payment_type' => 'instant',
  'last_name' => 'Kaczmarek',
  'receiver_email' => 'realesta_server@hotmail.com',
  'payment_fee' => '',
  'shipping_discount' => '0.00',
  'receiver_id' => 'EPCZDTA7NDULG',
  'insurance_amount' => '0.00',
  'txn_type' => 'web_accept',
  'item_name' => '100 shop points on Realesta74.net',
  'discount' => '0.00',
  'mc_currency' => 'EUR',
  'item_number' => '1',
  'residence_country' => 'PL',
  'shipping_method' => 'Default',
  'transaction_subject' => '',
  'payment_gross' => '',
  'ipn_track_id' => '6f339a434fcc',
)