RGB masking and color correcting texture

Hello
Is there anyway to color corret a part of my texture using rgb masking or a blackwhite mask?
im using substance painter for my textures and need to adjust some values in unity using amplify shader editor
coudnt figure out how the masking works
Can someone show me the node structure
Is there anyway to color corret a part of my texture using rgb masking or a blackwhite mask?
im using substance painter for my textures and need to adjust some values in unity using amplify shader editor
coudnt figure out how the masking works
Can someone show me the node structure