func (r *RequestBuilder) Body(body io.Reader) *RequestBuilder {
	r.body = body
	return r
}
func (r *RequestBuilder) Body(body io.Reader) *RequestBuilder {
	r.body = body
	return r
}
func ( r * RequestBuilder ) Body ( body io . Reader ) * RequestBuilder { r . body = body return r }
// Body sets the request body to the given reader.
Body sets the request body to the given reader .