REMAP {
    if inbound.req.X-Env == "prod" {
        inbound.req.X-Prod = "remap-val";
    }
    inbound.req.X-Tag = "remap-val";
}

SEND_RESPONSE {
    if inbound.req.X-Env == "prod" {
        inbound.req.X-Prod = "resp-val";
    }
    inbound.req.X-Tag = "resp-val";
}
