{
   "epochs": [ {
      "calculation_time": "13366754021483416",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367425873181283",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "CFCC84EF29C1CE9E3756D6E79172448C4D8E60D987A16D2D5D3CFA4FC16B60DD",
   "next_scheduled_calculation_time": "13368030673181586"
}
