Remove fbclid argument from the URL in Nginx

fbclid-nginx.conf

http {

  ...
  
  # redirect map in http block - remove fbclid argument from the end
  map $request_uri $redirect_fbclid {
    "~^(.*?)([?&]fbclid=[a-zA-Z0-9_-]+)$"  $1;
  }
  
  ...
  
  server {
  
    ...
    
    # if redirect map is active, do 301 to the new url
    if ( $redirect_fbclid ) {
      return 301 $redirect_fbclid;
    }
  
    ...
  }
}