{
   "epochs": [ {
      "calculation_time": "13366365706017542",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367031208600488",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "582A10D2A52BF5CAFCB8FA7CB4EEBCEFB6D547B0ABD98DB830E218751ED788D1",
   "next_scheduled_calculation_time": "13367636008601240"
}
