export function getTokenAddress(networkId: number): string { switch (networkId) { case 1: return '0xC76FB75950536d98FA62ea968E1D6B45ffea2A55'; case 4: return '0xD597644769650E38D5CB75a7B56425079AfB7295'; case 10100: return '0xC9f8b7B6E995cc671d11391763d133287b850a88'; default: throw new Error(`Unsupported network id: ${networkId}`); } } export const ZERO_ADDRESS = '0x0000000000000000000000000000000000000000';