Unsupported API method getRecentPrioritizationFees

[spring00198]

I used alchemy.com as an RPC node and encountered an unsupported API method while running the project, as follows:

Error loading priority fee solana: 400 Bad Request: {"jsonrpc":"2.0","id":0,"error":{"code":-32602,"message":"Unsupported method: getRecentPrioritizationFees. See available methods at https://docs.alchemy.com/alchemy/documentation/apis"}}

I have no idear

I hope to receive guidance from big shots,Thanks