respond: signer=blacksandtech.near, request=SignatureRequest { tweak: Tweak([137, 175, 220, 249, 163, 155, 164, 144, 164, 211, 196, 179, 80, 204, 84, 211, 56, 243, 77, 194, 49, 195, 104, 99, 28, 86, 176, 254, 228, 119, 191, 88]), payload: Eddsa(BoundedVec { inner: [42, 25, 95, 179, 35, 45, 131, 153, 237, 169, 2, 24, 235, 220, 0, 140, 30, 20, 88, 176, 167, 217, 10, 119, 136, 186, 89, 35, 74, 80, 196, 76], witness: NonEmpty(()) }), domain_id: DomainId(1) }