{"message":{"slot":"4257866","proposer_index":"57","parent_root":"0x9547ebd258e82f7efa777ea39f7aae278125342aa6b8fdba0ad908e1c5f1eb6b","state_root":"0xb1d6472f50641f879ea16d0af2aebf5165968fe4e675777b15facab7e8757f05","body_root":"0xcd5bfd4a88a2c0be965a8d405c57caf4674f59bb5ee5739d1fed94fbc932166d"},"signature":"0x880a28125473c38d01bed5e3c14cafbcd726bcd1b8f9dc9c197d6e13ac8963023e70f80d7a8ba3a7ce910b7329a4bc65168b893ceb48d6dc8e6feece21a2088131e5ffc0dd6437ecae88d0a1f2cee04b3c7ec0a97454da4a0d3b4a8028cdbe11"}