The Necklace of frenship is a pretty common artifact in Jericho. Families and frens have been exchanging Necklaces of frenship for centuries as a prayer for eternal frenship. The two fren wallets are engraved in the Necklace of frenship. You can't fake connections in Jericho. A fren is a fren. This Necklace proves that 0xddd22b816019a4e5da5e048d5f07c4bcaa2dd471 is fren with wallet 0xab559967f7cd22afb1d897d6170233b41bfc8180