Transaction not yet indexed

YLS6mfUj8q9SgoZuRvLoMrxkg1tZzCPKBK6L8Z6ziwuzdGLfGKpZxUeitoS4hAqndN5DnoiqDd4cbAMKMUxUfmp

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