{
   "epochs": [ {
      "calculation_time": "13366782875844417",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367456207910299",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "3A51BDEB3CD04D9FDB7B87FD97FB201A35C45DF50B475FEC2245C20125999663",
   "next_scheduled_calculation_time": "13368061007911017"
}
