Transaction not yet indexed

Dg51n2jJQg8cWghMo5nYP1BX956N5Trwhqu9F2fz71Awj4rnAwT2D2GRfzNjgCBWYhBKtfCjVktL2421o65FFE9

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