{
   "epochs": [ {
      "calculation_time": "13366642582622633",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367303433089559",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "7DA43BCE2955F3A24F62E72BA715DA5EC6D4677C82D70866623E5064CAD26C8D",
   "next_scheduled_calculation_time": "13367908233089977"
}
