Block details.
Epoch: 28 Number of transactions in block: 1 slot_no: 613891 epoch_slot_no: 9091 block_no: 613816 slot_leader_id: 7 size: 1030 time: 2018-02-13 00:15:11 proto_major: 0 proto_minor: 1 hash: \xf652e05ae4d493460120ed305e099ee94b62a44865af9e22f30e582eb8ee7425Block Operator
vrf_key: op_cert: op_cert_counter: