That's your npub address
Ok. Where do I find that?
On your profile page
Yours is nostr:nprofile1qqs8ktsxmqfg2c3l8w5uv9uh5zxufmwc4pgw3nd3h7mvjje8rcuyc7gppemhxue69uhkummn9ekx7mp0wtkm2t You are having a public one (above one) and a private one (starting with nsec). Never give that one away. Keep it secret.