Block details.
Epoch: 163 Number of transactions in block: 5 slot_no: 3539717 epoch_slot_no: 18917 block_no: 3537660 slot_leader_id: 12 size: 3830 time: 2019-12-22 06:50:31 proto_major: 0 proto_minor: 2 hash: \xe170b3eae6bca5af04a2e91ffc6804ca9df1bba29956616f1c183ef416b50e54Block Operator
vrf_key: op_cert: op_cert_counter: