Azure API Management debug response

api-m-debug-policy.xml

<policies>
    <inbound>
        <base />
        <return-response>
            <set-status code="200" />
            <set-header name="Content-Type" exists-action="override">
                <value>application/json</value>
            </set-header>
            <set-body>@{
                var response = new JObject();
                response["AccountReference"] = context.Variables.GetValueOrDefault<string>("AccountReference");
                response["GatewayId"] = context.Variables.GetValueOrDefault<string>("GatewayId");
                response["Variables"] = JObject.FromObject(context.Variables);
                response["MatchedParameters"] = JObject.FromObject(context.Request.MatchedParameters);
                response["url"] = JObject.FromObject(context.Request.Url);
                return response.ToString();
            }</set-body>
        </return-response>
    </inbound>
    <backend>
        <base />
    </backend>
    <outbound>
        <base />
    </outbound>
    <on-error>
        <base />
    </on-error>
</policies>