{"message":{"slot":"0","proposer_index":"0","parent_root":"0x0000000000000000000000000000000000000000000000000000000000000000","state_root":"0xc87c289998ea5abd6b509efdc3b77c28014654491ca7223bf52ac3f4c2188676","body_root":"0xca4f98890bc98a59f015d06375a5e00546b8f2ac1e88d31b1774ea28d4b3e7d1"},"signature":"0x000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}