{
   "epochs": [ {
      "calculation_time": "13366237455679232",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366902483166134",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "79F9F3166D0CF2054B018E2DFEE8D055CCB2BBB64F268B895057DD9EABC931EE",
   "next_scheduled_calculation_time": "13367507283166598"
}
