{"chainId":"0x66eee","chainName":"Arbitrum Sepolia","nativeCurrency":{"name":"Sepolia Ether","symbol":"ETH","decimals":18},"rpcUrls":["https://sepolia-rollup.arbitrum.io/rpc","https://arbitrum-sepolia-rpc.publicnode.com"],"blockExplorerUrls":["https://sepolia.arbiscan.io","https://sepolia-explorer.arbitrum.io"]}