{
   "epochs": [ {
      "calculation_time": "13366784767621299",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367458273400774",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "AB35B3C0C956E63FC553BDCA1460CFCAD758773AE241B0557AEABE9216BE1C71",
   "next_scheduled_calculation_time": "13368063073401067"
}
