TJYFR4PKRVKOGY6VBRH72POSIMQGBNNY6MVCEGQ2FYLHUTR7DUYAC
6PY2VELQNZ5LQUKWIYKEZ4QEDGKEN24ESFUIXUBCWFTU3GWIXSSQC
when 0x20..0x3b then Item::NegativeInteger.new(self, byte - 0x20)
when 0x20..0x3b then Item::NegativeInteger.decode(self, byte - 0x20)