{
   "epochs": [ {
      "calculation_time": "13366251941417167",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366916614494796",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "DDDA8D43642E3A5B962E9EA80D9A9E13037C8C68DE92D8C07995CC3D6D75FDFC",
   "next_scheduled_calculation_time": "13367521414495117"
}
