It is Scroll supported for Bundler API

[cgyrock]

Hi，I using bundler API for Scroll Testnet，I see Scroll mainnet and testnet is supported in document（https://docs.biconomy.io/supportedNetworks）
but when I use the API: https://bundler.biconomy.io/api/v3/534351/xxxxxxxxxxxxxxxxx, it response: chainId: 534351 not supported by the Bundler
how to fix it?