{
  "Transceiver": [
    {
      "type_variety": "ZR400G",
      "frequency": {
        "min": 191.35e12,
        "max": 196.1e12
      },
      "mode": [
        {
          "format": "400G",
          "baud_rate": 60e9,
          "OSNR": 24,
          "bit_rate": 400e9,
          "roll_off": 0.2,
          "tx_osnr": 38,
          "min_spacing": 75e9,
          "cost": 1
        }
      ]
    }
  ],
  "Edfa": [
    {
      "type_variety": "user_defined_default_amplifier",
      "type_def": "variable_gain",
      "gain_flatmax": 25,
      "gain_min": 15,
      "p_max": 21,
      "nf_min": 6,
      "nf_max": 10,
      "default_config_from_json": "user_edfa_config.json",
      "out_voa_auto": false,
      "allowed_for_design": false
    }
  ]
}