That’s a hot tip. I’ve heard of Oshi but never dove in. Just downloaded the app. 
You can do this with every merchant on nostr:nprofile1qqsdg2l0cswmfv986ejhv7pxs4kguhwk5xwcyp9yd6a7gr54shcgzsspz3mhxue69uhhyetvv9ujumn0wd68ytnzvuq3yamnwvaz7tmsw4e8qmr9wpskwtn9wvg7g7ty too 👀
That’s a hot tip. I’ve heard of Oshi but never dove in. Just downloaded the app. 
Some amazing deals on there, especially for being a repeat customer