http://localhost:8080/realms/myrealm/protocol/openid-connect/token Temporarily blocked user

[adityagupta2]

For this API Post request for generating token at the time of login.
If user gives wrong creds multiple times so getting this response
{"error":"invalid_grant","error_description":"Invalid user credentials"}

After 3 unsuccessufull attemps, I blocked the user for sometime means temporarily disabled the user.
After that If user tries to login with correct password also than also they are getting same response
{"error":"invalid_grant","error_description":"Invalid user credentials"}

I want the response to be chnaged to User account is blocked
How would I do this in keycloak??