Activate User with Hook using JFB

activate.php

add_action( 'jet-form-builder/custom-action/activate_user', function( $request, $action_handler ) {

	//Getting code value from JFB
	$code = $request['code'];
	
	//Check all users who has the Unique code from URL
	$users = get_users(array('meta_key' => 'code', 'meta_value' => $code));
	if(count($users)==1)
	{
		$user_id = $users[0]->ID; 
		
		//Update Status Switcher to True if match
		update_user_meta( $user_id, 'status', 'true' );
		echo "User activated successfully!";
	}
	else{
		echo "Invalid Request, user not found";
	}

}, 10, 2 );