Node-RED block in Snap4City Microservice library node-red-contrib-snap4city-user is "dashboardEvent">
    <p>With this node you can add a dashboardEvent to an existing dashboard or a new one created by the node to select numbers in an
        interval.
    </p>

    <h3>Configuration</h3>

    <dl class="message-properties">
        <dt>dashboard
            <span class="property-type">string</span>
        </dt>
        <dd>Dashboard title to which the dashboardEvent will be added</dd>
        <dt>widget
            <span class="property-type">string</span>
        </dt>
        <dd> Title that will have the widget containing the dashboardEvent.</dd>
        
    </dl>

    <h3>Inputs</h3>

The node accepts in input JSON objects shaped as follows:

<pre>
    msg.payload = {
            "ordering": "startDate",
            "prefix": "http://www.disit.org/km4city/resource/iot/orionUNIFI/DISIT/",
            "devices": ["Alarm001", "Car001", "Velox001"],
            "actions": ["pin", "action1"],
            "columnsToShow":["device", "startDate", "endDate"]
    }
</pre>

    <h3>Outputs</h3>
    The node produces in output the payload of the received message as follows.

    <pre>
  msg.payload = {
            device:"Alarm001",
            prefix:"http://www.disit.org/km4city/resource/iot/orionUNIFI/DISIT/",
            ordering:"startDate",
            action:"pin"
  }
</pre>