{
   "epochs": [ {
      "calculation_time": "13366379144107734",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367044256110704",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "0DC4BD843AB89F487C82F76002B3942AF65A18DC6178246E59C0070C5F7FE7BA",
   "next_scheduled_calculation_time": "13367649056112366"
}
