respond: signer=blacksandtech.near, request=SignatureRequest { tweak: Tweak([179, 110, 157, 20, 139, 218, 96, 194, 234, 186, 36, 56, 139, 123, 245, 253, 46, 243, 99, 181, 87, 116, 107, 201, 166, 218, 182, 194, 251, 99, 132, 245]), payload: Eddsa(BoundedVec { inner: [164, 2, 20, 106, 203, 206, 117, 148, 230, 110, 142, 199, 186, 44, 160, 23, 141, 183, 40, 136, 156, 130, 139, 78, 11, 97, 92, 94, 107, 20, 218, 152], witness: NonEmpty(()) }), domain_id: DomainId(1) }