Block details.
Epoch: 198 Number of transactions in block: 3 slot_no: 4278671 epoch_slot_no: 1871 block_no: 4276519 slot_leader_id: 6 size: 4702 time: 2020-06-10 08:08:31 proto_major: 1 proto_minor: 0 hash: \x13d0436757f4d62babed4020be6fe8b127896fd8ee99923bd67c007ea2be7cfaBlock Operator
vrf_key: op_cert: op_cert_counter: