Block details.
Epoch: 30 Number of transactions in block: 1 slot_no: 661941 epoch_slot_no: 13941 block_no: 661864 slot_leader_id: 8 size: 1323 time: 2018-02-24 03:11:51 proto_major: 0 proto_minor: 1 hash: \x380d0abb636e63f3d8a4f9304332bef8b413ddc1d9330466bc95277f523a9fcfBlock Operator
vrf_key: op_cert: op_cert_counter: