Transaction not yet indexed

5u66eEDZfkK8fPRTVeHbTqXgSPeDG49uDjZ6MgZq6f8qUW6K99p7avo2SMvWd6ETsUYDktDkvf85RTS2ocGFDjw6

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