{"message":{"slot":"144515","proposer_index":"300","parent_root":"0x9378ac20e9f578d11a7387d032e76d8f0ca58d664801d736d693d537a0a60ad9","state_root":"0x22d9cdac70c1c55ab8fc6880c134d9b8e700b95da25dd62c7851394d0074724a","body_root":"0x28849089b15b7b9d2c1a6653a58706fdb843ff4cb11253415c1ae26b31b6e1ed"},"signature":"0xb3a46e8ff5d1de82c85f5b769850b9023a3d94188db4b0cd5a8da4ed1573b7971fe3fffd1cf971634b71da1204b2a7120ae0a1c5c86d3d22bb8ee0f2a4e79f6f15d018fd0e40dca4c4401e7299bb25325f87ad15cdd76165345b64a1588021a4"}