Wait I thought you're not supposed to enter private keys all over the place. ??
Be careful with the keys. You can use a browser extension or other means to protect it while testing other apps.
This is one of those things that is massively confusing in Nostr - don't give out your keys, except do give out your keys... but not very often. 🤣 Especially in light of this! https://decrypt.co/203730/use-lastpass-own-crypto-you-could-lose-everything-dont-act-fast