{
   "epochs": [ {
      "calculation_time": "13366362192153094",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367027607622668",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "240CF3F713807F393DD2FF253332E1410654BDC3CC3032BB8D556D8B0B460036",
   "next_scheduled_calculation_time": "13367632407622889"
}
