Node-RED block in Snap4City Microservice library node-red-contrib-snap4city-user is "remove-delegation-my-device">
    <p>It allows to delete a delegation from a device.</p>

    <h3>Inputs</h3>
    A JSON with these parameters:

    <dl class="message-properties">
        <dt>id
            <span class="property-type">string</span>
        </dt>
        <dd> the nome of the device (you MUST have the ownership of the device)</dd>
		<dt>contextbroker
            <span class="property-type">string</span>
        </dt>
        <dd> the contextbroker of the device</dd>
		<dt>delegationId
            <span class="property-type">string</span>
        </dt>
        <dd> id of the delegation to be deleted. you can retrieve the id of the delegation from the get-delegation-my-device
    </dl>

    <p>An example of the JSON array filled with correct data to delete a user delegation:</p>
    <pre>
{
"id": "nameDevice",
"contextbroker": "contextbroker",
"delegationId": "delegationId"
}
    </pre>

    <h3>Outputs</h3>
    <dl class="message-properties">
        <dd> Returns an object containing the result of operation</dd>
    </dl>

    <h3>Details</h3>
    <p>The node can receive a JSON with the parameters described in the Inputs section and with them generate the output JSON.
        If the values are not present in the input JSON, these are read by those in the configuration. If they are not present
        in either part, an error is generated for the necessary parameters.</p>