{ "chains": { "solana": { "network": "mainnet-beta", "rpcs": ["https://api.mainnet-beta.solana.com"] }, "ethereum": { "network": "mainnet", "rpcs": ["https://rpc.ankr.com/eth"] }, "bsc": { "network": "mainnet", "rpcs": ["https://bscrpc.com"] }, "polygon": { "network": "mainnet", "rpcs": ["https://rpc.ankr.com/polygon"] }, "avalanche": { "network": "mainnet", "rpcs": ["https://api.avax.network/ext/bc/C/rpc"] }, "oasis": { "network": "mainnet", "rpcs": ["https://emerald.oasis.dev"] }, "fantom": { "network": "mainnet", "rpcs": ["https://rpcapi.fantom.network"] }, "karura": { "network": "mainnet", "rpcs": ["https://eth-rpc-karura.aca-api.network"] }, "acala": { "network": "mainnet", "rpcs": ["https://eth-rpc-acala.aca-api.network"] }, "klaytn": { "network": "mainnet", "rpcs": ["https://klaytn-mainnet-rpc.allthatnode.com:8551"] }, "celo": { "network": "mainnet", "rpcs": ["https://forno.celo.org"] }, "moonbeam": { "network": "mainnet", "rpcs": ["https://rpc.api.moonbeam.network"] }, "arbitrum": { "network": "mainnet", "rpcs": ["https://rpc.ankr.com/arbitrum"] }, "optimism": { "network": "mainnet", "rpcs": ["https://rpc.ankr.com/optimism"] }, "base": { "network": "mainnet", "rpcs": ["https://developer-access-mainnet.base.org"] } } }