You pay for panel maintenance. Not for SMM services. To process orders, you may connect your panel to any other SMM panels that have APIs.
You may start with Plan A. In case you exceed the plan's order limit, you will have to pay extra. Next month you will be charged depending on the number of orders in the current month.
Perfect Money, UPI, Paytm, Gpay, Phonepe ,Tether TRC20 (USDT), Bitcoin and Payeer.