{"message":{"slot":"300783","proposer_index":"57","parent_root":"0x488dd7c8914b17f51c9a894d4343f97364f89148718eaab9f2e2074097e8c4f7","state_root":"0x0db6243163019fc9eb487cbedd6f25dfc1c137f972240bdcfbea559f58c1438c","body_root":"0xd009f086a9431617af248e4e33eb8ed126fcd00661207beb621abddd0d33cdf0"},"signature":"0x843a201fe7b957207b786319c959bc57197328c1a2d226b9f3245cfa4536144a3ce8fa9da88d68438ed41388b7d32f821822b49debf3efc7a8447a1639e75569ceed26c965efb173f03920d2d145cee3f7a32b6d51709ed0ed8a726660bc26ff"}