Block details.
Epoch: 19 Number of transactions in block: 3 slot_no: 417296 epoch_slot_no: 6896 block_no: 417243 slot_leader_id: 4 size: 1698 time: 2017-12-29 12:03:31 proto_major: 0 proto_minor: 1 hash: \x6881780ef02c4c09735b07d547ae59cd57d19e8072099aab98895998783cdeadBlock Operator
vrf_key: op_cert: op_cert_counter: