{
   "epochs": [ {
      "calculation_time": "13365861168872980",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367003916024609",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "9C53B5E81E4E06350FEDE46B96E2AF8AB99F8D05F60DFB0FC1A15106B043DF4D",
   "next_scheduled_calculation_time": "13367608716024876"
}
