Transaction not yet indexed

a21wtMNAGNGDetdWH59j7JFXuwrheyX4kNxxui7FPSxukxeWXJQKAjVdCD54G8zE5dU1cXFmYh9cmXKXbbiRff6

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