{
   "epochs": [ {
      "calculation_time": "13366775476864356",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367447978833073",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "FAB9D852B6EDE85941D01F3709473091B01A25BBEF9C020877663F4A9EE65A0B",
   "next_scheduled_calculation_time": "13368052778833546"
}
