Block details.
Epoch: 71 Number of transactions in block: 1 slot_no: 1550536 epoch_slot_no: 16936 block_no: 1550208 slot_leader_id: 13 size: 991 time: 2018-09-17 19:50:11 proto_major: 0 proto_minor: 1 hash: \xa52f8b422be9da01440606e1759af5ec76e37a41cf2d4fd96e88619a34db74d1Block Operator
vrf_key: op_cert: op_cert_counter: