{
   "epochs": [ {
      "calculation_time": "13366710560794498",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367375145860788",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "00535658F6622086B3AF3CAEE9054DA916C89F33BC3CE814BDC9E2A06F16F65F",
   "next_scheduled_calculation_time": "13367979945861045"
}
