Transaction not yet indexed

521kphkA5ra33u2GBnWyBYaBsKJbAXdkr7eXr3BmGPXY9wGaf57wDWD5u26EdUTM8a978gCSgUePmSamAM6KXbNC

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