Mobile/UEN: (Mandatory) The recipient’s mobile number or Unique Entity Number (UEN).
Amount: (Mandatory) The payment amount to be encoded in the QR.
Editable: (Optional) Flag to indicate if the amount is editable.
ExpiryDateTime: (Optional) The expiration time of the QR code.
RefNumber: (Optional) A reference number for the transaction.
CompanyName: (Optional) The name of the company or merchant.