Transaction not yet indexed

21b8U8fZaQNph5unhDobByaD2atdbw7aTD4cBDgauEWbiHuNwH7C6jUjAk2TkvGsF1A4ALN9YBm3U11APLC5VSB4

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