unite-cms-validation-example.json

{
  "validations": [
    {
      "expression": "data.title != ''",
      "message": "Title is required",
      "path": "title"
    },
    {
      "expression": "data.company_name != '' OR (data.firstname != '' AND data.lastname != '')",
      "message": "Either company name or firstname and Lastname must be filled out."
    },
    {
      "expression": "data.project_key matches '/[a-z]+[a-z_0-9]*/'"
    }
  ]
}