Transaction not yet indexed

5Y66Xvjb3ESGS3bWjgUjV5bF2rfbumEESiGh2FrXbwTCvauepV6KtkpCwfbzwWzSP1YLBBchC8XQ9MwJoqZcUZ1R

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