Block details.
Epoch: 193 Number of transactions in block: 5 slot_no: 4190237 epoch_slot_no: 21437 block_no: 4188131 slot_leader_id: 8 size: 5967 time: 2020-05-20 20:50:31 proto_major: 1 proto_minor: 0 hash: \xe3aad31e08880a62c25d28da8e9779b9082f238819d497e6544685569c100914Block Operator
vrf_key: op_cert: op_cert_counter: