Block details.
Epoch: 168 Number of transactions in block: 2 slot_no: 3649477 epoch_slot_no: 20677 block_no: 3647420 slot_leader_id: 13 size: 3698 time: 2020-01-16 16:37:11 proto_major: 0 proto_minor: 2 hash: \xd11285f92c23fa7bb3c05f88ac45ab831bb3934243990e486cc45dae8f4e6106Block Operator
vrf_key: op_cert: op_cert_counter: