Block details.
Epoch: 128 Number of transactions in block: 3 slot_no: 2770308 epoch_slot_no: 5508 block_no: 2768780 slot_leader_id: 4 size: 1676 time: 2019-06-27 04:20:51 proto_major: 0 proto_minor: 2 hash: \xf1f7027b03a80289e6ad1666209c3546999a1c48079014d45b504f844dbc18beBlock Operator
vrf_key: op_cert: op_cert_counter: