Once I-130 is approved, you will be able to submit I-864 after paying required fees.
Please follow the link below.
https://travel.state.gov/content/travel/en/us-visas/immigrate/the-immigrant-visa-process/step-1-submit-a-petition/step-3-pay-fees.html
Our daughter sponsored us (parents) and our interview is scheduled at the end of March 2023. Appreciate if someone let us know the questions they asked at the interview. Thanks in advance.