cheqd-nodedbinary is configured to use the
oskeyring backend, as it is a safe default compared to file-based key management methods.
testkeyring backend which is less secure and uses a file-based key storage mechanism where the keys are stored un-encrypted. To use the
testkeyring backend, append
--keyring-backend testto each command that is related to key management or usage.
--from <key-alias>param which is a name or address of private key with which to sign a transaction.