Transaction not yet indexed

21ngWTSmj96BhY6uRqKU87c2QsFArgvScDC2gJk7MtyfYAmdj55U1q1fHuwjfcvPXPVKVsb9dffK7YMGJAxnPHVM

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