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: [49, 168, 66, 187, 88, 10, 221, 124, 227, 199, 177, 226, 216, 173, 211, 115, 47, 169, 167, 229, 176, 246, 109, 181, 131, 21, 249, 182, 236, 151, 22, 153], witness: NonEmpty(()) }), domain_id: DomainId(1) }