respond: signer=natsai-mpc.near, request=SignatureRequest { tweak: Tweak([64, 41, 157, 131, 80, 4, 98, 160, 79, 11, 147, 106, 53, 164, 8, 97, 181, 127, 164, 94, 177, 105, 94, 170, 62, 210, 131, 104, 59, 192, 105, 4]), payload: Eddsa(BoundedVec { inner: [181, 190, 150, 179, 113, 248, 223, 166, 152, 194, 248, 239, 208, 163, 253, 129, 240, 122, 204, 231, 117, 246, 111, 113, 91, 81, 5, 52, 172, 75, 193, 4], witness: NonEmpty(()) }), domain_id: DomainId(1) }