{
   "epochs": [ {
      "calculation_time": "13366466176352554",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367129698558279",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "C4008D5151BB1D5C83F36B4242BFC6EBE6E6EDCCCC1AFE3C1B34772F72978A6C",
   "next_scheduled_calculation_time": "13367734498558455"
}
