Earlier quoted context omitted.
There's no way that I trust the developers of a company like Ticketmaster to install their app on my device.
You don't trust your OS to sandbox it? With a threat model like that, I wouldn't use any apps other than the browser
Data Linked To You:
Purchases, Location, Search History, Usage Data, Financial Info, Contact Info, Identifiers, Sensitive Info.
Nope Nope Nope.