config.json

{
  "managementWallet": {
    "ledger": {
      "enabled": true,
      "bip32path": "m/44'/60'/0'/0"
    },
    "hotWallet": {
      "enabled": false,
      "publicKey": "",
      "privateKey": ""
    }
  },
  "minimumWithdrawalAmount": 2,
  "blockchain": {
    "polygon": {
      "chainId": 137,
      "ticker": "MATIC",
      "hubContractAddress": "0xe5FC9F71F8e378448c0BD0Fb8E1fb879654E3fbb",
      "gasStation": "https://gasstation-mainnet.matic.network/v2",
      "rpc": ""
    },
    "gnosis": {
      "chainId": 100,
      "ticker": "xDai",
      "hubContractAddress": "0xB4Cf5D3876FA929706A87F3B4042C741dcb3d688",
      "gasStation": "https://blockscout.com/xdai/mainnet/api/v1/gas-price-oracle",
      "rpc": ""
    },
    "ethereum": {
      "chainId": 1,
      "ticker": "ETH",
      "hubContractAddress": "0x89777F4D16F0a263F47EaD07cbCAb9497861aa79",
      "gasStation": "https://api.etherscan.io/api?module=gastracker&action=gasoracle&apikey=B42615CQP1KPFM6CV558XVPGYKPUURDX4P",
      "rpc": ""
    }
  }
}