REMAP {
    if inbound.req.xfoo || inbound.req.xBar || inbound.req.X-Foo && !inbound.req.X-Fie {
        inbound.req.X-fie = "123";
    }

    if inbound.req.xfoo || inbound.req.xBar || (inbound.req.X-Foo && !inbound.req.X-Fie) {
        inbound.req.X-fie = "123";
    }
}
