{
   "epochs": [ {
      "calculation_time": "13366502619061072",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367165779597885",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "424CF60FE2533CCD574C7548495701B7260A7297B7F1135EB40AF6056603C2FE",
   "next_scheduled_calculation_time": "13367770579598025"
}
