Transaction not yet indexed

Aa6h1TkjQD1xJXUdnDTKp1jz9nF1NERCKpD6PLMsbMNCExPKjDzTfPD73CPQRQPQLztY5mnzMYxTc8Eui5DSui6

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