{
   "epochs": [ {
      "calculation_time": "13366457615821584",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367121232988377",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "7983C3D7E850531368CB2D92676522B898D9A80421053CC9A2A135BCD2C14A19",
   "next_scheduled_calculation_time": "13367726032988669"
}
