Block details.
Epoch: 21 Number of transactions in block: 3 slot_no: 469253 epoch_slot_no: 15653 block_no: 469195 slot_leader_id: 8 size: 1704 time: 2018-01-10 12:42:31 proto_major: 0 proto_minor: 1 hash: \x19644ec53beb8bdf6b15840867ae6ea8c3f83aac7eb9b31548378f0984080b19Block Operator
vrf_key: op_cert: op_cert_counter: