/*
 * call-seq: to_json_raw_object()
 *
 * This method creates a raw object hash, that can be nested into
 * other data structures and will be unparsed as a raw string. This
 * method should be used, if you want to convert raw strings to JSON
 * instead of UTF-8 strings, e. g. binary data.
 */
static VALUE mString_to_json_raw_object(VALUE self) {