Verify user email addresses using confirmation tokens
Token Validation
User Lookup
Token Verification
Account Activation
INVALID_TOKEN - Token format is invalidINVALID_TOKEN_FORMAT - Token must be 12 characters (A-Z, 0-9)TOKEN_EXPIRED - Token has expired (15-minute validity)TOKEN_NOT_PROVIDED - Missing token parameterEMAIL_ALREADY_VERIFIED - Email already verifiedUSER_NOT_FOUND - No user found with provided token