respond: signer=blacksandtech.near, request=SignatureRequest { tweak: Tweak([73, 156, 140, 127, 137, 246, 35, 96, 181, 102, 40, 126, 223, 170, 89, 118, 1, 197, 17, 150, 82, 136, 58, 253, 208, 198, 144, 236, 141, 224, 197, 201]), payload: Eddsa(BoundedVec { inner: [255, 199, 196, 2, 219, 88, 92, 147, 218, 156, 121, 124, 123, 238, 139, 19, 98, 29, 135, 200, 106, 7, 140, 189, 135, 15, 235, 65, 6, 167, 55, 120], witness: NonEmpty(()) }), domain_id: DomainId(1) }