// Sandbox-Company Name: TruckingSand
// Sandbox user: little10
// Sandbox password: 8Wastrinkenwir?
// Sandbox Pet Name: Simon (default)
// Transaction Key: 9Kat68h7SACdj97M
// Signature Key: 5CD432FAF70C3E0280269F1AEFFB4A0DE34DD2D21387DC301880E888A7F54683328F3925CD1A3121CCF9970ED92A9EC36980D97B54F2BC698571DC926995B9FE
// Public Client Key: 3Nn6PNc4Rv8995Ud8jVx3B2yRc6Zw8Va9Ufve9Fcp7q6ruNy5pHyK6GMEaYbCrPX

class PaymentProcessing {
  public function __construct() {
    self::$merchAuth || self::_init();
  }

  private function endpoint() {
    global $_ENV;
    

  public function getExpiring() {
  }

  public function 
body {
    background-color: skyblue;
}