Newcastle United co-owner Mehrdad Ghodoussi has posted a four-word message to supporters after securing a deadline day signing. It has been a very uneventful month let alone final day of the January window for Newcastle, but they have made one permanent signing today. Following the announcement that Alfie Harrison would be joining from Manchester City, Ghodoussi took to Instagram to make a post regarding the 18-year-old’s decision to sign for Newcastle. Newcastle are ‘investing in the future’It may not be what Newcastle fans were hoping for on deadline day amid all the excitement coming into J…