Block details.
Epoch: 17 Number of transactions in block: 3 slot_no: 377606 epoch_slot_no: 10406 block_no: 377554 slot_leader_id: 7 size: 1743 time: 2017-12-20 07:33:31 proto_major: 0 proto_minor: 1 hash: \xf7070f1c5d6a92692573b588b66e5ad7ab491910c131b791b7ad387413e44e3aBlock Operator
vrf_key: op_cert: op_cert_counter: