My husband nostr:nprofile1qqs22mzhna5spg3qn2tj3qlughffvkskpg75zle0yqxt8hf3f3rveaspzamhxue69uhhyetvv9ujumn0wd68ytnzv9hxgtc8ekmru explain it in comment to this post (there are more comments and it is easier to read them there than to copy paste them all here). 

nostr:nevent1qqsvqt4c4nxuh8vmunekddm3etxamwuxaaqmw7rlvznj7u32tjyqvqgpz4mhxue69uhhyetvv9ujumn0wd68ytnzvuhsygrxten84jc6tc7kq89wqwls9w03q428cpcqv74svc79ve4pmjkpkvpsgqqqqqqs8ptx90