MS CRM Portal – Get query string using liquid code and show a modal pop up on certain condition

{% assign incidentRequest = entities.[‘incident’][request.params[‘id’]] %}

            {% if incidentRequest %}

            {% assign caseOrigin = request.params[‘page’] %}

            {% if caseOrigin == ‘Source’ %}

            $(‘#myModal1’).modal({ show: true });

            {% else %}

            {% endif %}             {% endif %}