Transaction not yet indexed

21LDUcjeCtrBv7GRLvJzL9nRHubNxwBM1QcBRLzuD8a4eAYXQ46heY3G3xQnfp1Xi7478cAgLFJ744JDNETAm9sf

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