{"message":{"slot":"553419","proposer_index":"123","parent_root":"0xf99f447e16c57fe1d0ddd3f4f3bccf2398ed879e86b67a6c66a99a0ec04c73c9","state_root":"0x990dfb5f505f2293cc3678a0405ea13928f2089b9f55a6c82c756de1c7f6b4fe","body_root":"0xbde08a928e727911b4718af02e8bbf42c68ea127bed5014e071115ecad28cbc0"},"signature":"0x991015a4ea2bcc486d360c9383608b2e8520f6927d0e42ca80a658310f028eb4821858f845ae0d926a1c4eae8c35683a099832bdbcde153058c5ad7f8fd50379ba6b13f558050bee77e0c1f6ffa2c20d484624e69d9479d34ea315bd72309d63"}