Terminal ID of the merchant (8 alphanumeric characters). Must always be the first field.

Password for the Terminal ID (provided by SportsPay).

Type of transaction (W for Web-Redirect).

Defines the action to perform. For this request, it will be StartSession.

Invoice number associated with the transaction (5-20 alphanumeric characters). Acts as a transaction tag — does not need to be unique.

Amount to be processed in dollars and cents (numeric with decimal).

Unique value assigned to the request to prevent duplicate sessions.

Identifier of the terminal device that should receive the request.

Customer's email address (max 60 characters; accepts standard email characters: alphanumeric and @ . ! # $ % + - _ { | } ~).

Callback URL for approved transactions.

Callback URL for failed or declined transactions.

Refund flag. Valid usage:

• REFUND=Y
• REFUND

Disable terminal printing. Valid usage:

• NOTERMPRINT=Y
• NOTERMPRINT