{"message":{"slot":"521871","proposer_index":"148","parent_root":"0xfef51200f98e5e69e62e75da00b1d1dca5ca7797eed0002982e3646374844f85","state_root":"0x5aa14cb0cab95716ed67110478731c0c37377528d33a04618c35e9f460cdaa11","body_root":"0x2c3d3d5ad7e8fdcb74e9efbaf4c5b8953a941bf3c83c75b86f727ac9ec4d4c80"},"signature":"0x960e0b3adfd612ca85ce034c9a5d50259a7fd360f85b1afe908494fb5dbb2a3ba345e614908747fb1c1653b749ea1bb70eba2b905921365308859499015879adecba6d1783c2bf520753f1ed9cd3e42201efada0adfecaae42b77f4eeec71507"}