{
   "epochs": [ {
      "calculation_time": "13366482223514375",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367145033817801",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "7CDCC037054EFAED699FB8917E55BFBDDFE3B4B1EEF475368F7E86EE10414B30",
   "next_scheduled_calculation_time": "13367749833818914"
}
