{
   "epochs": [ {
      "calculation_time": "13366792996187527",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367466661001648",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "F41D6A4B5C133CA02927E294F80A913EAB5761F37FB48594DB53CE8E5889F587",
   "next_scheduled_calculation_time": "13368071461001797"
}
