respond: signer=greenfield-keeper.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: Ecdsa(BoundedVec { inner: [59, 46, 170, 42, 51, 116, 199, 232, 192, 43, 49, 211, 226, 117, 64, 157, 209, 145, 45, 192, 150, 77, 33, 248, 94, 242, 147, 197, 54, 47, 156, 214], witness: NonEmpty(()) }), domain_id: DomainId(0) }