The Sui mainnet has now been upgraded to version V1.27.2, and the Sui protocol has been upgraded to version 49. The key points of the upgrade include: adding a new protocol version, enabling Move enumeration on the development network, adding support for Move enumeration values in the returned JSON-RPC results, adding support for Move enumeration values and types, adding the ability to write Move unit tests using randomly generated raw Move type test inputs, etc., disabling accum v2 test network cp.