Block details.
Epoch: 18 Number of transactions in block: 1 slot_no: 399053 epoch_slot_no: 10253 block_no: 399001 slot_leader_id: 13 size: 1029 time: 2017-12-25 06:42:31 proto_major: 0 proto_minor: 1 hash: \x7e99e76b860bac779d281c93cb7f3fbb173b5a10e5de2f0c28f056a903944657Block Operator
vrf_key: op_cert: op_cert_counter: