respond: signer=greenfield-mpc01.near, request=SignatureRequest { tweak: Tweak([222, 252, 114, 148, 208, 66, 68, 20, 100, 157, 109, 203, 122, 147, 1, 18, 119, 105, 123, 119, 57, 97, 98, 109, 68, 21, 238, 241, 179, 96, 72, 144]), payload: Eddsa(BoundedVec { inner: [65, 237, 204, 133, 47, 48, 242, 102, 149, 174, 50, 50, 255, 209, 250, 118, 95, 62, 39, 146, 75, 243, 68, 76, 145, 148, 219, 143, 238, 178, 108, 136], witness: PossiblyEmpty(()) }), domain_id: DomainId(1) }