Validate a ticket workflow definition without persisting

A valid request URL is required to generate request examples

{
  "data": {
    "errors": [
      {
        "message": "<string>",
        "path": "<string>"
      }
    ],
    "valid": true,
    "warnings": [
      {
        "message": "<string>",
        "path": "<string>"
      }
    ]
  },
  "ok": 1
}

{
  "detail": "<string>",
  "message": "<string>",
  "ok": 0
}

{
  "detail": "<string>",
  "message": "<string>",
  "ok": 0
}

{
  "detail": "<string>",
  "message": "<string>",
  "ok": 0
}