The largest block option for ETH today is: a certain boss purchases a call option of 2000 at the end of the year and sells a call option of 3000 at the same time, with a total of 2000 ETH on one side and a premium of 491000 US dollars be expected to rise 📈， The boss uses a bull market spread strategy of buying and selling to combine long positions, increasing leverage while controlling costs, and reaching a price of>0.05 at maturity; 2290 is profit 🤑。