const getConfig = (network) => { switch (network) { case "mainnet": return { appUrl: "https://sourcescan.dev", ownerId: "sourcescan.near", rpcUrl: "https://rpc.mainnet.near.org", contractId: "dev.sourcescan.near", apiHost: "https://api.sourcescan.dev", }; case "testnet": return { appUrl: "https://testnet.sourcescan.dev", ownerId: "sourcescan.testnet", rpcUrl: "https://rpc.testnet.near.org", contractId: "dev.sourcescan.testnet", apiHost: "https://api.sourcescan.dev", }; default: throw Error(`Unconfigured environment '${network}'.`); } }; const limits = [5, 10, 20, 50]; return { getConfig, limits };