{"type":"rich","version":"1.0","title":"GreatGhee wrote","author_name":"GreatGhee (npub1n8…9teq3)","author_url":"https://yabu.me/npub1n8805ezmqzqhxuernt4mjmfdrxgzgjv5uhjk24nvstqyhrwxtd2qj9teq3","provider_name":"njump","provider_url":"https://yabu.me","html":"Hey nostr:nprofile1qqsdxm5qs0a8kdk6aejxew9nlx074g7cnedrjeggws0sq03p4s9khmqppemhxue69uhkummn9ekx7mp0qy2hwumn8ghj7am0deejucmpd3mxztnyv4mz7z8tsc2 if I were to try an have a promo code for products on nostr:nprofile1qqs2xugc5jyguqkj36rk0syv4tmnkjdtmtperttl7x9rqjy3ustdcvcpz4mhxue69uhhwmmwwvhxxctvwesjuer9wchszrnhwden5te0dehhxtnvdakz7zkht4n what would be the most affective way to implement that?\n\nJust having the person advertising the promo code tell people to put it on the comments of the order? Or is there a better way?"}