{
   "epochs": [ {
      "calculation_time": "13366394579880357",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367059742852396",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "B95E941C26691D1FDE424FD8001BBC86D68504C8626958FF94A94FA52713D880",
   "next_scheduled_calculation_time": "13367664542852509"
}
