{
   "epochs": [ {
      "calculation_time": "13366640365565653",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367301171650145",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "F6A8293CF0C1B5B204A3C34C0FB86FDBEF0353FE63B2C20C2D4F05F7E30495FA",
   "next_scheduled_calculation_time": "13367905971650518"
}
