Splunk DNS query and dashboard from github - need instructions to install and test SPL and dashboard

You wilI provide detail instructions on how I can install and implement the "Splunk Searches and Dashboards for DNS Threat Hunting" from github. see link of github Splunk query and dashboard here: [login to view URL] I cannot provide access to my company Splunk production instance. I’m not allowed to provide you access to our production Splunk environment you will have to TEST the Splunk query abd dashboard provided in the github link on a 'free" Splunk instance. [login to view URL] The Splunk query is already done, the Splunk dashboards are already created. You simply have to provide me with step-by-step instructions how I can install it on my production Splunk instance. You will provide screenshot that the Splunk query and dashboards are working and I will follow your instructions to install the github app into my production Splunk instance. The Splunk instance has been operational for the last (2) years, and has terabytes worth of collected data over the years. You should provide screenshot to show the query is installed and the dashboard working with the instructions for me to do the same on my production Splunk instance. Offer is $25 because 90% of the work is already completed.