{
   "epochs": [ {
      "calculation_time": "13366321301511198",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366986743930396",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "DCDCB1467EC0C8166044DC9F06785E3C42956806BB3D10B44595A8D4203F5D99",
   "next_scheduled_calculation_time": "13367591543930669"
}
