{
   "epochs": [ {
      "calculation_time": "13366606862435175",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367266476451257",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "02E2B199613FF0F8F0021F452347886FB172B2278313177675C06B140839DF78",
   "next_scheduled_calculation_time": "13367871276451585"
}
