Block details.
Epoch: 55 Number of transactions in block: 1 slot_no: 1199548 epoch_slot_no: 11548 block_no: 1199368 slot_leader_id: 4 size: 1026 time: 2018-06-28 13:54:11 proto_major: 0 proto_minor: 1 hash: \xa912ead1c776f80f92858f6141c44fbfb9bebb3f1bbddea24a6b0b0c13911533Block Operator
vrf_key: op_cert: op_cert_counter: