Transaction not yet indexed

5S6TdFbmGqus9b5LLUWNRR1ffg7srCVpT55qHhxm23zTedPK7T3ycdgzpur6bHHASqSSFEK1RmQzuuSFWiZHSzV2

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