{"chainId":"0x3039","chainName":"Step Testnet","nativeCurrency":{"name":"FITFI","symbol":"FITFI","decimals":18},"rpcUrls":["https://rpc.testnet.step.network"],"blockExplorerUrls":["https://testnet.stepscan.io"],"iconUrls":["ipfs://QmVp9jyb3UFW71867yVtymmiRw7dPY4BTnsp3hEjr9tn8L"]}