{
   "epochs": [ {
      "calculation_time": "13366656115851602",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367318926826862",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "A3F6D69B7DBF805FEE47EA314384F7A6F89FE78C64F441E36BD612E95257F297",
   "next_scheduled_calculation_time": "13367923726827104"
}
