Block details.
Epoch: 72 Number of transactions in block: 3 slot_no: 1571856 epoch_slot_no: 16656 block_no: 1571519 slot_leader_id: 13 size: 1888 time: 2018-09-22 18:16:51 proto_major: 0 proto_minor: 1 hash: \x0d7f07fd1c06b3a2c3ed4d1aeb30db6d3f5de2ddb547cb0ad17ba7d13400cea4Block Operator
vrf_key: op_cert: op_cert_counter: