Block details.
Epoch: 90 Number of transactions in block: 1 slot_no: 1952157 epoch_slot_no: 8157 block_no: 1950675 slot_leader_id: 12 size: 1155 time: 2018-12-19 19:03:51 proto_major: 0 proto_minor: 2 hash: \xb40ffeff6ddb2ffe4321e4f4fd5465b32ceac6eec29c55c8569d228391ae36d5Block Operator
vrf_key: op_cert: op_cert_counter: