Transaction not yet indexed

Ff56VkyBQApMbVoCqVdPd6rqEFiG3Mpgt8WJ2hdhpmknJGy4mxKuUJ5QGKFuCpDMgqrG8wcQVqcEFBATzZhkNRk

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.