Transaction not yet indexed

1siK6H2bCuSKcRUtdTmXJ9BqGDcEGJ6u5sDpUqv9qPyiZkA6sTxLsXddRhjYDTYNGRi21mE6E1tNrAzFpGENDmZ

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