Block details.
Epoch: 40 Number of transactions in block: 1 slot_no: 867585 epoch_slot_no: 3585 block_no: 867488 slot_leader_id: 4 size: 1029 time: 2018-04-12 17:39:51 proto_major: 0 proto_minor: 1 hash: \x3196645c712cee84872ad94ca43aa9ce2ada2a5b1c9e49ce20c9aaf5a98c4c21Block Operator
vrf_key: op_cert: op_cert_counter: