arangosh> db._routing.save({
........>  middleware: [
........>    {
........>      url: {
........>        match: "/subdirectory/*"
........>      },
........>      action: {
........>        do: "db://OwnMiddlewareTest/logRequest"
........>      }
........>    }
........>  ]
........> });
{ 
  "_id" : "_routing/612299659", 
  "_rev" : "612299659", 
  "_key" : "612299659" 
}