Block details.
Epoch: 27 Number of transactions in block: 1 slot_no: 603664 epoch_slot_no: 20464 block_no: 603589 slot_leader_id: 6 size: 1026 time: 2018-02-10 15:26:11 proto_major: 0 proto_minor: 1 hash: \xd36562bc5ff5e245d6e563a66416f5e34cea5467e82dd5508dac38df7237bc2eBlock Operator
vrf_key: op_cert: op_cert_counter: