{
   "epochs": [ {
      "calculation_time": "13366417232940831",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367082008325799",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "FDAC0F1A08596B84C1C47ED1B05D0DD706C04C0AC7DCB4F4A6CC7B74850CC58F",
   "next_scheduled_calculation_time": "13367686808326344"
}
