{
   "epochs": [ {
      "calculation_time": "13366331929186991",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366998012471883",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "4F115937D5364FDB78D7BDECC3BD2932D8F64EF24E63654C3EC8BEC89B5D4D8D",
   "next_scheduled_calculation_time": "13367602812472238"
}
