How to convert object as XML and return to client using ihttpactionresult in ASP.NET web api 2

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C#

ASP.NET

WebAPI2

I have a method like below

public IHttpActionResult([FormUri] string name)
{
var response =_servcie.GetDetails(name);
return Ok(response.Result);
}

The application has the JSON configuration at the config level.
could you please assist how to return xml output only for this action method only so that i can not change the configuration media formatted at global level

What I have tried:

I have tried to return Content(ok,object,"application/xml")
but not getting output as xml