{
   "epochs": [ {
      "calculation_time": "13366485918340063",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367148815665170",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "CD40A800BDF15E09BBE6595E7F0E79E00C175D8679307569DEDE8F17C45608BB",
   "next_scheduled_calculation_time": "13367753615665677"
}
