By Mark Wakefield West Ham midfielder Edson Alvarez has revealed he almost signed for Chelsea. The Mexican international, who joined West Ham from Ajax last summer in a £35million deal, claims he even had a plane waiting to take him to sign the contract – only for his former club to make a last-minute U-turn. Speaking in an interview with Caliente TV, the 26-year-old, who replaced Declan Rice at the heart of the West Ham midfield, said: “In year three [at Ajax], I had to go to Chelsea, the plane was waiting for me at the airport – then Ajax told me, ‘You know what: you’re not going’.” “Whether…