Block details.
Epoch: 41 Number of transactions in block: 2 slot_no: 891841 epoch_slot_no: 6241 block_no: 891742 slot_leader_id: 4 size: 1346 time: 2018-04-18 08:25:11 proto_major: 0 proto_minor: 1 hash: \x3909b0c66bdcaa7a07fb7902419cb53cfd67a243108a09f9f912be0afd903d0fBlock Operator
vrf_key: op_cert: op_cert_counter: