Block details.
Epoch: 56 Number of transactions in block: 1 slot_no: 1224089 epoch_slot_no: 14489 block_no: 1223908 slot_leader_id: 8 size: 991 time: 2018-07-04 06:14:31 proto_major: 0 proto_minor: 1 hash: \xe447b006f413168e7e749ba79eae7ad1e73f6264d5263b9086a9696cba7f5cfcBlock Operator
vrf_key: op_cert: op_cert_counter: