{
   "epochs": [ {
      "calculation_time": "13370220226865054",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13375269469784898",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "1C22F34F2E37953E9094F0CEF0C4F633903DD1FD22A3D406BDA0C66639425E32",
   "next_scheduled_calculation_time": "13375874269785171"
}
