Pay-as-you-go Federal Docket Tools for Freelance Journalists

Freelancers: How do you monitor federal dockets? I’m working on a story about a pharmaceutical company facing class actions in three different states. I need to know when new motions are filed, but I don't have a corporate budget for a Bloomberg Law or Lexis subscription. Paying $0.10/page on PACER just to check if a filing is newsworthy is eating my budget. I’ve been using AskLexi for case alerts legal tech because the notification email summarizes the filing, which helps me decide if it's worth buying the PDF. Are there other pay-as-you-go tools for federal docket analysis that work well for independent journalists? I need something that tracks multiple districts at once