{
   "epochs": [ {
      "calculation_time": "13366793610160720",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367467275518726",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "441CDE0D0B55B0C683652EC8C3EDAEEA08C70398B093F8D2D3E8E2916A59EA43",
   "next_scheduled_calculation_time": "13368072075519072"
}
