Transaction not yet indexed

2i21TTwtekA7PEkRyUgaYf183N2d1LUggp4mugusPwKoW2MfpKQbsLoZYqFFYP4Ega4Gieq48c5fAPEAVdT2qMZo

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