POST /api/records/517458e6-0a48-4af0-a33f-4089f87ccfda/fields/d3170435-5650-4eec-83ea-32830683d531/4c76bed8-e59e-411b-9457-ae49bd9c5e56  HTTP/1.1
Content-Type: application/json; charset=UTF-8
Host: https://demo.kpsys.cz

{
  "value":{
    "id":"fb8f6957-f17b-4f09-86e1-bdfdfd7519b8"
  }
}