{
   "epochs": [ {
      "calculation_time": "13366508734936675",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367171767220673",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "D58B3EC8ECA8F711D92D8EE41DC87AB0F5A131944FDEF315D0B638F7D4317287",
   "next_scheduled_calculation_time": "13367776567220851"
}
