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 0x0b13047b3100ae0e97a27873936742268decc512 is fren with wallet 0x568b9bfff4a3a7c7351db84ec2f4ad4ca147a1d0