[
  {
    "chainId": 1,
    "chainName": "Ethereum Mainnet",
    "rpcUrl": "https://mainnet.infura.io/v3/%INFURA_TOKEN_RESOLVED%",
    "blockExplorerUrl": "https://etherscan.io/",
    "iconUrl": "network/Network=Ethereum",
    "chainColor": "#627EEA",
    "shortName": "eth",
    "nativeCurrencyName": "Ether",
    "nativeCurrencySymbol": "ETH",
    "nativeCurrencyDecimals": 18,
    "isTest": false,
    "layer": 1,
    "enabled": true
  },
  {
    "chainId": 10,
    "chainName": "Optimism",
    "rpcUrl": "https://optimism-mainnet.infura.io/v3/%INFURA_TOKEN_RESOLVED%",
    "blockExplorerUrl": "https://optimistic.etherscan.io",
    "iconUrl": "network/Network=Optimism",
    "chainColor": "#E90101",
    "shortName": "oeth",
    "nativeCurrencyName": "Ether",
    "nativeCurrencySymbol": "ETH",
    "nativeCurrencyDecimals": 18,
    "isTest":  false,
    "layer":   2,
    "enabled": true
  },
  {
    "chainId": 42161,
    "chainName": "Arbitrum",
    "rpcUrl": "https://arbitrum-mainnet.infura.io/v3/%INFURA_TOKEN_RESOLVED%",
    "blockExplorerUrl": "https://arbiscan.io/",
    "iconUrl": "network/Network=Arbitrum",
    "chainColor": "#51D0F0",
    "shortName": "arb1",
    "nativeCurrencyName": "Ether",
    "nativeCurrencySymbol": "ETH",
    "nativeCurrencyDecimals": 18,
    "isTest":  false,
    "layer":   2,
    "enabled": true
  }
]