Transaction not yet indexed

2b21eRnSh4gcEpUSU7m5yqbS5yfvvE2TtBkLUdbFXHDhufx1z2gUTXT3w9hVWdAGJn4R9JL77VpdUXpPSuUTEeN5

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