{
   "epochs": [ {
      "calculation_time": "13366513959568724",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367176933331813",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "1C0A593D97EB3B12E5F68BF291156F4447FBB69922810D4D0773069A4D61FDF6",
   "next_scheduled_calculation_time": "13367781733332020"
}
