Block details.
Epoch: 87 Number of transactions in block: 3 slot_no: 1895006 epoch_slot_no: 15806 block_no: 1893539 slot_leader_id: 12 size: 5317 time: 2018-12-06 13:33:31 proto_major: 0 proto_minor: 2 hash: \xb5e3874f081d2b5033eb27d94f968dfe3d43d23181d2f970ec280a80af67756aBlock Operator
vrf_key: op_cert: op_cert_counter: