Block details.
Epoch: 40 Number of transactions in block: 1 slot_no: 868700 epoch_slot_no: 4700 block_no: 868603 slot_leader_id: 12 size: 991 time: 2018-04-12 23:51:31 proto_major: 0 proto_minor: 1 hash: \xf5af2b232621afc86aadd3f2526da194e39c6cfbf801a17702dc4ef089693457Block Operator
vrf_key: op_cert: op_cert_counter: