respond: signer=hashkeycloud_mpc.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: [211, 94, 100, 202, 120, 184, 112, 224, 131, 69, 78, 182, 171, 106, 172, 71, 175, 85, 168, 177, 133, 127, 6, 11, 31, 98, 170, 32, 58, 65, 246, 225], witness: NonEmpty(()) }), domain_id: DomainId(1) }