Transaction not yet indexed

5m21AUVjBiEknzwq5efGrFp93VM9XRapSatJTadPhPSSNoD8x3yG2MjREYvQ9wAoeAGAkwUkjFsYt1RTZ6hN7GLa

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