{
   "epochs": [ {
      "calculation_time": "13366370041053258",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367035186266946",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "50092C5D60C4336238BC75D18B9E2DF2F3F9B4A47E06C78293E090FC071DA6A3",
   "next_scheduled_calculation_time": "13367639986267127"
}
