{
   "epochs": [ {
      "calculation_time": "13366215224064592",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366880355921587",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "4642E1D27632C34B9DFFC887DFBFF1FFC7EF5258058D56FBA0BC62F7798247AA",
   "next_scheduled_calculation_time": "13367485155922158"
}
