Whether these Credentials are safe to be copied to another isolate and
can operate there.
If this getter returns true, the client might chose to perform the
expensive signing operations on another isolate.
Signs the payload with a private key. The output will be like the
bytes representation of the eth_sign RPC method,
but without the "Ethereum signed message" prefix.
The payload parameter contains the raw data, not a hash.
Signs an Ethereum specific signature. This method is equivalent to
sign, but with a special prefix so that this method can't be used to
sign, for instance, transactions.
Signs an Ethereum specific signature. This method is equivalent to
signToUint8List, but with a special prefix so that this method can't be used to
sign, for instance, transactions.
Signs the payload with a private key. The output will be like the
bytes representation of the eth_sign RPC method,
but without the "Ethereum signed message" prefix.
The payload parameter contains the raw data, not a hash.