Block details.
Epoch: 31 Number of transactions in block: 1 slot_no: 685825 epoch_slot_no: 16225 block_no: 685748 slot_leader_id: 12 size: 1241 time: 2018-03-01 15:53:11 proto_major: 0 proto_minor: 1 hash: \xc58b7eeb770da510a0de65c14ab4840f669b5a26a786149526dcdbb7300c9f03Block Operator
vrf_key: op_cert: op_cert_counter: