{
   "epochs": [ {
      "calculation_time": "13366671110276477",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367334381967875",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "DF0FA2F0CF6BB8E46D9D117BED1F315E149BEBBF8108D68D9B39E21E365299CD",
   "next_scheduled_calculation_time": "13367939181968036"
}
