{
   "epochs": [ {
      "calculation_time": "13366805315946234",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367479493038198",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "CBA208289329B58FB58BF19C7924CED94E70AB5F2B64C131E8C23277875453DA",
   "next_scheduled_calculation_time": "13368084293039533"
}
