If so hows that going for you?
We use this wrapper on both Lucee and ACF and it works well for our needs:
Its been awhile since I implemented it with Lucee so can’t remember if there were any Lucee particulars we had to work through, but if there were they were small. We also integrate from the JS and mobile SDK sides. We started using it for live polling situations but have since grown and adopted it for multiple other data feeds within our apps.
What part of firebase? Firebase is an ecosystem of services?