{
   "epochs": [ {
      "calculation_time": "13366271658660096",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366935751027107",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "CDC2363907BC63590EF058FAA219A994CE4F8818FE6D70E152A045D51039457E",
   "next_scheduled_calculation_time": "13367540551027385"
}
