{
   "epochs": [ {
      "calculation_time": "13366809632722631",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367483846399883",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "A13D5271DDE5334498E417B1967B3CF264FB0FDCABF02C026FA0D3A43DE52C9F",
   "next_scheduled_calculation_time": "13368088646400229"
}
