Here's how you install Mida script on your HubSpot site:
In your HubSpot account, click the settings gear icon in the main navigation bar.
In the sidebar menu, navigate to Website > Pages.
Use the Modifying dropdown menu to choose the domain where you'd like to add your Mida tracking code.
Click the Templates tab if it's not selected already.
Paste the Mida tracking code into the Site Header HTML code box.
Click Save to apply the tracking code.
Congratulations, you have installed the Mida tracking code!