{"message":{"slot":"521820","proposer_index":"145","parent_root":"0xf6167ff75a438707ecb02a5856009f321fc883677425e0ce8a2e659afd74ac7d","state_root":"0x73b59e1ec05d9f7f5b13c4adc07e0ce7baa62c405db645348ac1183e60871580","body_root":"0xf1d2d15b988b8fe1bf6b03239a4779ea4f2e2edbf8df7c360c7f034234c0ee0b"},"signature":"0x940acd622e645ac1651bc632e1f0e33f3ce4e02b8d0ff3b4d5a7591fae4483b94de764fcff6db14389a8a39235080605134da4dd6e835f9eb1c91e50465c4be0fc372149e3db55c5f763fece58d83f8dd5d54d4cadedc647d6b89f21846436fc"}