respond: signer=mpc-lgns.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: Ecdsa(BoundedVec { inner: [108, 125, 132, 82, 35, 221, 9, 226, 239, 8, 13, 199, 44, 138, 154, 142, 77, 67, 120, 205, 187, 134, 101, 204, 244, 171, 15, 238, 152, 163, 63, 188], witness: NonEmpty(()) }), domain_id: DomainId(0) }