@class NSSet, NSNumber; @interface CEMNetworkVPNDeclaration_IPv4 : CEMPayloadBase @property (class, readonly, copy) NSSet *allowedPayloadKeys; @property (copy, nonatomic) NSNumber *payloadOverridePrimary; + (id)buildRequiredOnly; + (id)buildWithOverridePrimary:(id)a0; - (void).cxx_destruct; - (id)copyWithZone:(struct _NSZone { } *)a0; - (BOOL)loadPayload:(id)a0 error:(id *)a1; - (id)serializePayloadWithAssetProviders:(id)a0; @end