Block details.
Epoch: 192 Number of transactions in block: 4 slot_no: 4150307 epoch_slot_no: 3107 block_no: 4148201 slot_leader_id: 4 size: 5036 time: 2020-05-11 15:00:31 proto_major: 1 proto_minor: 0 hash: \xd1ceeaaa3c1f411ab6d5f6b4e678485d6e08d48128cc2717f3aefb2296de068eBlock Operator
vrf_key: op_cert: op_cert_counter: