Block details.
Epoch: 197 Number of transactions in block: 3 slot_no: 4258666 epoch_slot_no: 3466 block_no: 4256517 slot_leader_id: 3 size: 2618 time: 2020-06-05 17:00:11 proto_major: 1 proto_minor: 0 hash: \x26acbe779044d58ddaae91c6bda04f34e073094cb55423f1d474209b6f021961Block Operator
vrf_key: op_cert: op_cert_counter: