respond: signer=mpch-01.near, request=SignatureRequest { tweak: Tweak([3, 163, 139, 53, 101, 75, 62, 60, 41, 38, 231, 36, 23, 203, 2, 203, 133, 77, 70, 200, 228, 253, 9, 78, 184, 70, 76, 242, 98, 100, 40, 148]), payload: Eddsa(BoundedVec { inner: [41, 207, 114, 128, 176, 139, 252, 236, 174, 22, 45, 160, 114, 73, 254, 1, 219, 206, 57, 60, 25, 152, 199, 187, 249, 173, 178, 245, 121, 233, 6, 87], witness: NonEmpty(()) }), domain_id: DomainId(1) }