How to get filter data from Json table in jquery ?

Question

 Hello Sir,

Suppose We have Json Like below, 

{"Table":   

 [{"RetailerID":1,"Metal":"W,Y"},

{"RetailerID":3,"Metal":"W"} ,

{"RetailerID":4,"Metal":"G"} 

]}

I want to result base on Metal='W' with filter json data as fallow

 

{"Table":

[{"RetailerID":1,"Metal":"W,Y"},

{"RetailerID":3,"Metal":"W"} 

]}

 

How to get result in jquery ? if anyone to know about this solution please guid me.