}
+ (NJOutput *)outputDeserialize:(NSDictionary *)serialization
- withMappings:(NSArray *)mappings {
+ withMappings:(id <NSFastEnumeration>)mappings {
NJOutputMouseMove *output = [[NJOutputMouseMove alloc] init];
output.axis = [serialization[@"axis"] intValue];
output.speed = [serialization[@"speed"] floatValue];