🤔 How to sell first subscription or best payment provider for Telegram

Hi guys! Recently we've launched here our with @arterialist product around Telegram Mini Apps. Before that we won a 1st place in Telegram contest & after that we decided to continue building Callegram (It's our Mini App). At this moment we've been adding a Freemium feature but after that — paid subscription. Anyone has an exp around payment providers in Telegram? + of course, send me your feedback and review around our Callegram App (https://www.producthunt.com/products/callegram)