{
   "epochs": [ {
      "calculation_time": "13366327190683593",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366992911678165",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "430872137A646C6D769B1F05AD7937F78AB1D40F95E32A748E3E3605BD5FC88A",
   "next_scheduled_calculation_time": "13367597711678394"
}
