Block details.
Epoch: 91 Number of transactions in block: 1 slot_no: 1979904 epoch_slot_no: 14304 block_no: 1978422 slot_leader_id: 6 size: 995 time: 2018-12-26 05:12:51 proto_major: 0 proto_minor: 2 hash: \x472b54ab5b7d884e71de0a42814dbd2dfd4fac0ae362fcaba2a8d57b74cf9ebbBlock Operator
vrf_key: op_cert: op_cert_counter: