StubHub will issue you a 1099-K at year's end, not a 1099-NEC.
https://support.stubhub.com/en/support/solutions/articles/61000276811-overview-of-1099-k-regulation
You must file your own tax return. Your tax return will not have any effect on your parents' income, nor on your eligibility to be on their health insurance.
On your return, be sure to indicate that you can be claimed as a dependent by someone else.
**Answers are correct to the best of my ability but do not constitute tax or legal advice.
