Connect to SUI Network (more info here).
This will allow your node to be able to interact with the Sui blockchain and therefore the Atoma smart contract. Running this will also automatically create a wallet.
Copy
sui client
Once you finish the steps above, you should have the following files created locally (you should replace ~ with your home folder directory, if needed):
~/.sui/sui_config/client.yaml - the Sui client configuration file
~/.sui/sui_config/sui.keystore - The Sui keystore file (contains your private key(s))