sign: predecessor=AccountId("tx-bench.testnet"), request=SignRequestArgs { path: "", payload: Ecdsa(BoundedVec { inner: [98, 18, 180, 112, 208, 240, 33, 28, 252, 131, 166, 231, 237, 253, 249, 132, 66, 152, 20, 252, 217, 20, 85, 98, 237, 200, 150, 89, 30, 195, 162, 75], witness: NonEmpty(()) }), domain_id: DomainId(0) }