{
   "epochs": [ {
      "calculation_time": "13366434750974791",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367098302003922",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "0ABA2F5DF81D10F86F99F1D712CD8061E134B076CDD666444CCD223909B5DD05",
   "next_scheduled_calculation_time": "13367703102004100"
}
