Block details.
Epoch: 40 Number of transactions in block: 2 slot_no: 868939 epoch_slot_no: 4939 block_no: 868842 slot_leader_id: 7 size: 1262 time: 2018-04-13 01:11:11 proto_major: 0 proto_minor: 1 hash: \xc37fa0d798f4cc945817f25440ba576eaeff66f1548c78a67615d5e497559828Block Operator
vrf_key: op_cert: op_cert_counter: