Block details.
Epoch: 159 Number of transactions in block: 1 slot_no: 3439174 epoch_slot_no: 4774 block_no: 3437633 slot_leader_id: 4 size: 991 time: 2019-11-29 00:16:11 proto_major: 0 proto_minor: 2 hash: \xa088f287d5c405f4a60ff94da5fc28b9727614d6fd1f0d8996b076ed9c33b8eeBlock Operator
vrf_key: op_cert: op_cert_counter: