Block details.
Epoch: 40 Number of transactions in block: 3 slot_no: 870972 epoch_slot_no: 6972 block_no: 870875 slot_leader_id: 7 size: 1703 time: 2018-04-13 12:28:51 proto_major: 0 proto_minor: 1 hash: \x3b7e41d42ba4e5a5c807601d29a22a3a722040a09f0e9685b4e8a18e187d9d47Block Operator
vrf_key: op_cert: op_cert_counter: