Transaction not yet indexed

XFFNaYu5F5ZJT8Qb3GZLcf6PQHS4zgrrfPDu1noxwbVZiLbnkst47fnYUnaFW8qEVTjKrKbiZt8gMuXySbZCQWA

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