HTTP CODE : 200

RAW RESPONSE :
{
    "status_code": 409,
    "status": "error",
    "message": "Transaction processing aborted. This order_id has already been settled successfully."
}

JSON RESPONSE :
Array
(
    [status_code] => 409
    [status] => error
    [message] => Transaction processing aborted. This order_id has already been settled successfully.
)