sign: predecessor=AccountId("tx-bench.testnet"), request=SignRequestArgs { path: "", payload: Ecdsa(BoundedVec { inner: [182, 97, 15, 211, 198, 19, 24, 196, 247, 190, 116, 108, 110, 50, 102, 45, 201, 83, 136, 127, 224, 244, 7, 60, 165, 154, 8, 99, 69, 120, 171, 249], witness: NonEmpty(()) }), domain_id: DomainId(0) }