Block details.
Epoch: 71 Number of transactions in block: 2 slot_no: 1550566 epoch_slot_no: 16966 block_no: 1550238 slot_leader_id: 6 size: 4394 time: 2018-09-17 20:00:11 proto_major: 0 proto_minor: 1 hash: \x6042c25130ee1a53f7bf255f9f4416ddba3cca12f6da73a28a2f107fcf25bdacBlock Operator
vrf_key: op_cert: op_cert_counter: