@class NSSet, NSString; @interface CEMUserNameAndPasswordCredentialsDeclaration : CEMPayloadBase @property (class, readonly, copy) NSSet *allowedPayloadKeys; @property (copy, nonatomic) NSString *payloadUserName; @property (copy, nonatomic) NSString *payloadPassword; + (id)buildWithUserName:(id)a0 withPassword:(id)a1; + (id)buildRequiredOnlyWithUserName:(id)a0 withPassword:(id)a1; - (void).cxx_destruct; - (id)copyWithZone:(struct _NSZone { } *)a0; - (BOOL)loadPayload:(id)a0 error:(id *)a1; - (id)serializePayload; @end