StellarRpc: {
    events: [];
    methods: {
        signAuthEntry: SignAuthEntryMethod;
        signMessage: StellarScope.SignMessageMethod;
        signTransaction: StellarScope.SignTransactionMethod;
    };
}

RPC API for the Stellar namespace (stellar:pubnet, etc.) via wallet_invokeMethod. Each method follows the SEP-0043 request/response shape.