Block details.
Epoch: 122 Number of transactions in block: 8 slot_no: 2642237 epoch_slot_no: 7037 block_no: 2640723 slot_leader_id: 4 size: 13257 time: 2019-05-28 12:50:31 proto_major: 0 proto_minor: 2 hash: \xd761b67b09b6392779c57fbc44cd27b335e33022c25ddd6d3c8e7486af9a8ee5Block Operator
vrf_key: op_cert: op_cert_counter: