{
   "epochs": [ {
      "calculation_time": "13366643528878474",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367304348683916",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "FEA9AB8F380DA6189B15410E3B6113DB50E9687FEBEA528A1D9FEC447D4A613F",
   "next_scheduled_calculation_time": "13367909148684122"
}
