I just signed up for you patreon and it hasn’t showed yet

steamID: STEAM_0:0:22313791
steamID3: [U:1:44627582]
steamID64: 76561198004893310

you need to go to their discord, pretty sure you get the tag there.

The tag should be gotten after connecting your account to this website:

Might not show up right away, I believe Caboose said it checks every 15 minutes.