Block details.
Epoch: 39 Number of transactions in block: 2 slot_no: 858609 epoch_slot_no: 16209 block_no: 858513 slot_leader_id: 3 size: 1438 time: 2018-04-10 15:47:51 proto_major: 0 proto_minor: 1 hash: \xc05099cbda19ef209b5836e5ec23a5dc85a5b30769adad2383d2f93032cd41ceBlock Operator
vrf_key: op_cert: op_cert_counter: