MoonPay is in advanced talks to acquire Helio Pay for $150M, marking its largest deal since 2018 to expand crypto payment services.Helio Pay, which processes over $1.5 billion annually, has emerged as a Web3 leader.Despite investment challenges, MoonPay’s Helio acquisition could strengthen its Web3 presence and boost growth in the DeFi market.The potential acquisition will expand MoonPay's services and enhance its market coverage.