api call and function to convert responsebody to text.ahk

#SingleInstance,Force
IniRead, API_Key   ,Auth.ini,API, Key ;Get your own key and put it into the API_Key variable
;**************************************
Term:="Pretty cool i think"
Endpoint:="https://capitalize-my-title.p.rapidapi.com/title/"  
HTTP:=ComObjCreate("WinHttp.WinHttpRequest.5.1") ;Create COM Object
HTTP.Open("GET",Endpoint Term) ;Open the Connection
HTTP.SetRequestHeader("X-Rapidapi-Host","capitalize-my-title.p.rapidapi.com")
HTTP.SetRequestHeader("X-Rapidapi-Key",API_Key)
;~ HTTP.SetProxy(2,"localhost:8888") ;Use if Fiddler is running
HTTP.Send() 
;~ clipboard:=HTTP.ResponseText ;Causes weird error

Msgbox % text:=ConvertResponseBody(HTTP)
ConvertResponseBody(oHTTP){
	bytes:=oHTTP.Responsebody ;Responsebody has an array of bytes.  Single characters.
	loop, % oHTTP.GetResponseHeader("Content-Length") ;loop over  responsbody 1 byte at a time
		text .= chr( bytes[A_Index-1] ) ;lookup each byte and assign a charter
	return text
}