Block details.
Epoch: 91 Number of transactions in block: 1 slot_no: 1978554 epoch_slot_no: 12954 block_no: 1977072 slot_leader_id: 12 size: 1384 time: 2018-12-25 21:42:51 proto_major: 0 proto_minor: 2 hash: \x0ad84b62b1e82b6c7456873af0d88b7a5bc05dc61a2ef9ff67b0788e2c0976c0Block Operator
vrf_key: op_cert: op_cert_counter: