The spec for this action:
https://www.adobe.com/content/dam/acom/en/devnet/pdf/pdfs/PDF32000_2008.pdf#G11.2111850
An example of a form using this action:
https://www2.illinois.gov/rev/forms/reg/Documents/reg-1-mr.pdf
switch (value.name) {
              case "L2R":
              case "R2L":
                prefValue = value.name;
                break;
              default:
                prefValue = "L2R";
            }
            break;
          case "ViewArea":
          case "ViewClip":
          case "PrintArea":
          case "PrintClip":
            switch (value.name) {
              case "MediaBox":
              case "CropBox":
              case "BleedBox":
              case "TrimBox":
              case "ArtBox":
                prefValue = value.name;
                break;
              default:
                prefValue = "CropBox";
            }
            break;
          case "PrintScaling":
            switch (value.name) {
              case "None":
              case "AppDefault":
                prefValue = value.name;