{
   "epochs": [ {
      "calculation_time": "13366350610360044",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367016129311496",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "39EBCFFE84A416EA9BFD19EA828A34A5D5758D027BF621E1ED0DADFDAD0178B3",
   "next_scheduled_calculation_time": "13367620929313246"
}
