Block details.
Epoch: 15 Number of transactions in block: 1 slot_no: 344526 epoch_slot_no: 20526 block_no: 344479 slot_leader_id: 4 size: 1029 time: 2017-12-12 15:46:51 proto_major: 0 proto_minor: 1 hash: \x1a8d490a74a2b2fbb2cc3231e915fdd8795bca1eeee66867d1eb6456176cc952Block Operator
vrf_key: op_cert: op_cert_counter: