{
   "epochs": [ {
      "calculation_time": "13366595175601169",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367254926881475",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "0FD4E3467B2204F4F0262BE08A3B13828F5714387AE6DF6CEE9CEC766875E020",
   "next_scheduled_calculation_time": "13367859726881737"
}
