Block details.
Epoch: 67 Number of transactions in block: 1 slot_no: 1449457 epoch_slot_no: 2257 block_no: 1449206 slot_leader_id: 13 size: 1029 time: 2018-08-25 10:17:11 proto_major: 0 proto_minor: 1 hash: \xc0f499d778ff669cf2e5db7c6e44e0905dd2f6abc43c3636c81222179c00f8a3Block Operator
vrf_key: op_cert: op_cert_counter: