{
   "epochs": [ {
      "calculation_time": "13366482817657660",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367145593941010",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "A02C779EE27847CFF66AAE23375FB2B93D67DC97C4C8C58A393949DBD1694841",
   "next_scheduled_calculation_time": "13367750393941564"
}
