private String testFieldWithPayload;

    // Test field with multiple groups
    @UriType(protocolType = ProtocolType.FILE, groups = { TestGroup.class, AnotherTestGroup.class })
    private String testFieldWithMultipleGroups;

    // Test field with multiple payloads
    @UriType(protocolType = ProtocolType.FILE, payload = { TestPayload.class, AnotherTestPayload.class })

        assertEquals("Should have 2 payloads", 2, multiAnnotation.payload().length);
        assertEquals("First payload should be TestPayload", TestPayload.class, multiAnnotation.payload()[0]);
        assertEquals("Second payload should be AnotherTestPayload", AnotherTestPayload.class, multiAnnotation.payload()[1]);
    }