{"chainId":"0x840","chainName":"UCHAIN Mainnet","nativeCurrency":{"name":"UCASH","symbol":"UCASH","decimals":18},"rpcUrls":["https://rpc.uchain.link/"],"blockExplorerUrls":["https://uchain.info"],"iconUrls":["ipfs://QmUz6jimQbYZ43aeQBC6nSy2m7W7U6xR2qG8tCki2Jvj9k"]}