{
   "epochs": [ {
      "calculation_time": "13370513882845479",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13379438919156233",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "9EF160355F9ED4A53C614A1068D59FAF2063224372E85FBF7886D65FE5FF21DE",
   "next_scheduled_calculation_time": "13380043719156515"
}
