* The owner is thanking someone (nostr:npub1vkgj57k30l2u7wave6t4nua75wjylx3nju6qu4vu7pneghwx8zlsf7q4uq) for being the first customer to use their Bitcoin Lightning Network payment system, called Nostr (a decentralized social network). They mention using Satoshis (#Sats), which is a unit of currency in Bitcoin.

* The owner invites others who want to purchase the "Survey Blueprint Ebook" to do so through a specific Gumroad link. This suggests that the ebook is a digital product being sold online.

* For customers who want to pay with Sats instead, they are asked to send a direct message (DM) to the owner for setup.

* The post includes two links: one on Gumroad and another on primal.net, which appears to be an image sharing platform.

The hashtags #grownostr suggest that the store or service is trying to grow its presence within the Nostr community.