respond: signer=everstake-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: [174, 8, 255, 129, 142, 255, 204, 129, 112, 195, 198, 67, 185, 28, 228, 216, 121, 178, 49, 137, 219, 171, 103, 195, 15, 102, 163, 55, 77, 81, 21, 29], witness: NonEmpty(()) }), domain_id: DomainId(1) }