Transaction not yet indexed

21c7SdVUM62hBxry4cKkRnNho3dpBknpgT23wd4Xnk3B52q2q3Kjg8X7iHLx4hRdVgXwxMLQwVdBmWuLbLsyaEj6

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