@class NSSet, NSString; @interface RMModelUserNameAndPasswordCredentialDeclaration : RMModelPayloadBase @property (class, readonly, copy) NSSet *allowedPayloadKeys; @property (copy, nonatomic) NSString *payloadUserName; @property (copy, nonatomic) NSString *payloadPassword; + (id)buildRequiredOnlyWithUserName:(id)a0; + (id)buildWithUserName:(id)a0 password:(id)a1; - (void).cxx_destruct; - (id)copyWithZone:(struct _NSZone { } *)a0; - (BOOL)loadFromDictionary:(id)a0 serializationType:(short)a1 error:(id *)a2; - (id)serializeWithType:(short)a0; @end