type t
=
| Blob of Async_js__.Js_of_ocaml.File.blob Async_js__.Js_of_ocaml.Js.t |
| Document of Async_js__.Js_of_ocaml.Dom.element Async_js__.Js_of_ocaml.Dom.document Async_js__.Js_of_ocaml.Js.t |
| String of string |
| Form_data of Async_js__.Js_of_ocaml.Form.formData Async_js__.Js_of_ocaml.Js.t |