respond: signer=mpc-lgns.testnet, request=SignatureRequest { tweak: Tweak([219, 168, 68, 128, 219, 92, 120, 51, 228, 10, 113, 57, 202, 242, 53, 98, 58, 18, 212, 95, 163, 11, 30, 1, 27, 145, 164, 100, 243, 254, 131, 159]), payload: Eddsa(BoundedVec { inner: [221, 13, 139, 77, 193, 55, 199, 170, 148, 141, 250, 136, 170, 171, 170, 70, 251, 0, 116, 245, 248, 255, 126, 133, 225, 131, 254, 84, 119, 222, 210, 236], witness: NonEmpty(()) }), domain_id: DomainId(1) }