Help! #asknostr

I try to set up nostr:nprofile1qqsz9qvwcv7cq78xf9jt2cwg8xm5gvljxu2494l4h44tptejtfulg2gpz3mhxue69uhhyetvv9ujuetcd96zuur4vgq3gamnwvaz7tmwdaehgu3wdau8gu3wv3jhvqvaq7v 1.0 for my kids. Using sub-wallets in alby hub. How do I do that, are there any good instructions? nostr:nprofile1qqsyv47lazt9h6ycp2fsw270khje5egjgsrdkrupjg27u796g7f5k0spremhxue69uhkummnw3ez6ur4vgh8wetvd3hhyer9wghxuet59uq3wamnwvaz7tmjv4kxz7fwdehhxarj9e3xzmny9ud8nxma

I have opened an inbound channel.

I linked my Alby Account.

I received already payments.

Created a Sub-wallet.

It seems i don’t understand sub wallets, how to I get the NWC link to a sub wallet?