How to get USDB on blast?

Could you elaborate on the process of acquiring USDB tokens on the Blast platform? As a crypto enthusiast, I'm curious about the specific steps involved in this process. Is it a straightforward purchase through an exchange, or does it require additional steps like staking or mining? Are there any eligibility criteria or restrictions for acquiring USDB on Blast? Additionally, is there a minimum or maximum amount of USDB that can be purchased, and what are the associated fees or transaction costs? Understanding the process will help me make informed decisions about my crypto investments.