public static DerivativeFilter FromParameters(DerivativeParameters parameters)
 {
     return new DerivativeFilter()
     {
         DerivativeId = parameters.DerivativeId,
         Action = parameters.Action
     };
 }
 public static FdpDerivative FromParameters(DerivativeParameters parameters)
 {
     return new FdpDerivative()
     {
         FdpDerivativeId = parameters.DerivativeId,
         ProgrammeId = parameters.ProgrammeId,
         Gateway = parameters.Gateway
     };
 }