Block details.
Epoch: 40 Number of transactions in block: 3 slot_no: 865975 epoch_slot_no: 1975 block_no: 865878 slot_leader_id: 4 size: 1755 time: 2018-04-12 08:43:11 proto_major: 0 proto_minor: 1 hash: \x2c6e9dfe6b4217d0814b3e21cb6f5d7ea76ce5070949285edb0a8c628138456dBlock Operator
vrf_key: op_cert: op_cert_counter: