apply_filters( 'oembed_fetch_url', string $provider, string $url, array $args )

547		 *548		 * @param string $provider URL of the oEmbed provider.549		 * @param string $url      URL of the content to be embedded.550		 * @param array  $args     Optional. Additional arguments for retrieving embed HTML.551		 *                         See wp_oembed_get() for accepted arguments. Default empty.552		 */553		$provider = apply_filters( 'oembed_fetch_url', $provider, $url, $args );554 555		foreach ( array( 'json', 'xml' ) as $format ) {556			$result = $this->_fetch_with_format( $provider, $format );557			if ( is_wp_error( $result ) && 'not-implemented' === $result->get_error_code() ) {558				continue;559			}