Allow validation of only passed attributes when using validate() method

i came across the following issue :
i wanted to validate specific attributes and not all attributes of my model.

i was using the following :
this.model.validate(attributes)

the issue was : it was sending valid callback for all attributes present in my model and defined in validation object.

and i wanted just a valid or invalid callback for attributes i passed to validate method.

The use case for this is : adding a green border to valid input on blur and not add this border to every fields of the form