KT-CT-15112

{
  "errors": [
    {
      "message": "A tranche rate already exists for this target and calculation period.",
      "extensions": {
        "errorType": "APPLICATION",
        "errorDescription": "A tranche rate already exists for the given tranche target and calculation period.",
        "errorCode": "KT-CT-15112"
      }
    }
  ]
}