{
   "epochs": [ {
      "calculation_time": "13366379760061573",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367044885309165",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "AE65BC4A9AEC0194DFA0CD8C2B36A2DE3A319465267AC8F2794F975C7B386350",
   "next_scheduled_calculation_time": "13367649685309360"
}
