{
   "epochs": [ {
      "calculation_time": "13366482613903253",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367145354611060",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "DAB00BC35D03E3FDA5A23F4495AEFA5DD725B844FC94FB8AEB91415563B2127E",
   "next_scheduled_calculation_time": "13367750154611239"
}
