I send request confirmation new email and link not workin when I enable plugin

http://site.com/wp-admin/profile.php?newuseremail=a71292866c16f723c2b1db08e2257c04

New url dashboard – panel

Code request:

$email = sanitize_email($_POST['email']);
	$user = wp_get_current_user();

	if (email_exists($email)) {
		$data = (object)array(
			'email ' => $email,
			'message' => '',
			'errorMessage' => 'The email address is already used'
		);

		echo json_encode($data);
		die();
	}

	$hash = md5($email . time() . wp_rand());
	$new_user_email = array(
		'hash' => $hash,
		'newemail' => $email,
	);
	update_user_meta($user->ID, '_new_email', $new_user_email);

	$sitename = wp_specialchars_decode(get_option('blogname'), ENT_QUOTES);
	$email_text = __(
		'Howdy ###USERNAME###,

		You recently requested to have the email address on your account changed.

		If this is correct, please click on the following link to change it:
		###ADMIN_URL###

		You can safely ignore and delete this email if you do not want to take this action.

		This email has been sent to ###EMAIL###

		Regards,
		All at ###SITENAME###
		###SITEURL###'
	);

	$content = apply_filters( 'new_user_email_content', $email_text, $new_user_email );
	$content = str_replace( '###USERNAME###', $user->user_login, $content );
	$content = str_replace( '###ADMIN_URL###', esc_url( self_admin_url( 'profile.php?newuseremail=' . $hash ) ), $content );
	$content = str_replace( '###EMAIL###', $email, $content );
	$content = str_replace( '###SITENAME###', $sitename, $content );
	$content = str_replace( '###SITEURL###', home_url(), $content );

	wp_mail( $email, sprintf( __( '[%s] Email Change Request' ), $sitename ), $content );

I trying change self_admin_url on new address panel, but link doesn’t work and get 404

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