No. the 5498 is information only. You should have received a 1099-R for the rollover, no later than Jan 31, 2019. If you did not receive it then contact the plan administrator for a copy.
Unless the retirement account was all after-tax money then converting it to a Roth IRA would be taxable income.
**Disclaimer: This post is for discussion purposes only and is NOT tax advice. The author takes no responsibility for the accuracy of any information in this post.**