`method bodyUsed : bool Js_of_ocaml__.Js.t Js_of_ocaml__.Js.readonly_prop`
`method arrayBuffer : Js_of_ocaml__.Typed_array.arrayBuffer Js_of_ocaml__.Js.t Js_of_ocaml__.Promise.t Js_of_ocaml__.Js.meth`
`method blob : Js_of_ocaml__.File.blob Js_of_ocaml__.Js.t Js_of_ocaml__.Promise.t Js_of_ocaml__.Js.meth`
`method json : Js_of_ocaml__.Js.Unsafe.any Js_of_ocaml__.Promise.t Js_of_ocaml__.Js.meth`
`method text : Js_of_ocaml__.Js.js_string Js_of_ocaml__.Js.t Js_of_ocaml__.Promise.t Js_of_ocaml__.Js.meth`
`method formData : Js_of_ocaml__.Form.formData Js_of_ocaml__.Js.t Js_of_ocaml__.Promise.t Js_of_ocaml__.Js.meth`