How should I set up my own RPC node?

[OCWasp]

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[OCWasp]

How should I set up my own RPC node?
I deploy the contract on the private chain and use ens-app to connect to the private chain. Where can I modify the configuration via RPC?

[JustAudrius]

I guess you can add private rpc on metamask or other wallet use it and will be same