{
   "epochs": [ {
      "calculation_time": "13366493089527288",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367156127674956",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "9AB0E2A95650F9C6CCD99F08F344B88839BF496DC7112B6E6120CF270A11950B",
   "next_scheduled_calculation_time": "13367760927675190"
}
