Block details.
Epoch: 196 Number of transactions in block: 2 slot_no: 4242283 epoch_slot_no: 8683 block_no: 4240134 slot_leader_id: 12 size: 1352 time: 2020-06-01 21:59:11 proto_major: 1 proto_minor: 0 hash: \xb0749b09497ac28944dc9d526f14e6787909f74e5b6ed5f216528f1bd88cbc5dBlock Operator
vrf_key: op_cert: op_cert_counter: