Despite the ongoing regulatory crackdown on the crypto industry and the collapse of some of its poster children, the underlying decentralized technology continues to drive internet incumbents into the web3 space. Telegram and Line, two of the world’s most popular messengers with hundreds of millions of monthly users, have both been integrating crypto features in recent months. One of the functionalities being introduced to these apps is e-signing, which is powered by a startup called EthSign. Backed by all three divisions of Sequoia — Sequoia Capital, Sequoia Capital India and Sequoia Capital China (now called HongShan), Singapore-based EthSign aims to…