Block details.
Epoch: 30 Number of transactions in block: 1 slot_no: 650248 epoch_slot_no: 2248 block_no: 650172 slot_leader_id: 7 size: 1357 time: 2018-02-21 10:14:11 proto_major: 0 proto_minor: 1 hash: \x943b5066fe2673bfdaad01153cb53c7f4b5221a23c6797b4663b0559e96f2ad7Block Operator
vrf_key: op_cert: op_cert_counter: