Transaction not yet indexed

21Um7ZWk5dmYPzzvLAJGFRm32NUgeTp2cuCfbuMnohmxBRoBrfBfXemQ5CDJQrUzSUMASRQiQGh1ftMKyNwsJd1q

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