interface AddEthereumChainParameter { chainId : string ; chainName : string ; nativeCurrency : { name : string ; symbol : string ; decimals : 18 ; } ; rpcUrls : string [ ] ; blockExplorerUrls ? : string [ ] ; iconUrls ? : string [ ] ; } export const AVALANCHE_MAINNET_PARAMS = { chainId : "0xA86A" , chainName : "Avalanche Mainnet C-Chain" , nativeCurrency : { name : "Avalanche" , symbol : "AVAX" , decimals : 18 , } , rpcUrls : [ "https://api.avax.network/ext/bc/C/rpc" ] , blockExplorerUrls : [ "https://snowtrace.io/" ] , } ; export const AVALANCHE_TESTNET_PARAMS = { chainId : "0xA869" , chainName : "Avalanche Fuji C-Chain" , nativeCurrency : { name : "Avalanche" , symbol : "AVAX" , decimals : 18 , } , rpcUrls : [ "https://api.avax-test.network/ext/bc/C/rpc" ] , blockExplorerUrls : [ "https://testnet.snowtrace.io/" ] , } ;