Transaction not yet indexed

21ApXBQgvBCXTXtjmWzBFNMvMaxdSqNGyKbqSLDUvUWSSfbA48KyEabp8LY14GnP2sKFE8M6tA4TqNteGS1DWdNq

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