{
   "epochs": [ {
      "calculation_time": "13366358279175446",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367023856435006",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "B933119962379D5B211AE14A4493B9CDD82EA8B59CE28BCEDA2D8C3FA0EAE022",
   "next_scheduled_calculation_time": "13367628656435177"
}
