{
   "epochs": [ {
      "calculation_time": "13366690583828632",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367354417837350",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "37A09709F077CD0ABE762F4765AC38C6C4463A2F679B35E5783C3334077FA61D",
   "next_scheduled_calculation_time": "13367959217837513"
}
