respond: signer=stakin-mpc.near, request=SignatureRequest { tweak: Tweak([52, 3, 197, 124, 13, 239, 157, 98, 191, 123, 203, 7, 1, 11, 43, 85, 1, 30, 176, 176, 60, 14, 223, 207, 66, 249, 214, 141, 162, 140, 0, 192]), payload: Eddsa(BoundedVec { inner: [146, 220, 54, 55, 96, 82, 45, 254, 116, 222, 114, 54, 178, 217, 217, 203, 128, 238, 124, 55, 247, 66, 130, 143, 115, 205, 143, 116, 176, 119, 175, 124], witness: NonEmpty(()) }), domain_id: DomainId(1) }