{
   "epochs": [ {
      "calculation_time": "13370508322946745",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13376917309918053",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "963C2E8E640B9C4FAB4A408A69EE160EF4DAEC570B5B7862EDC2506CD4354FF1",
   "next_scheduled_calculation_time": "13377522109918157"
}
