Transaction not yet indexed

1iz6ASkTDEHvZLPCAqZEFX7Ry2uqAvdBtjMm61pvU2KSCj6qnDayhtMvz6EXLM2YC25UeVCNFefCQhMiayjb925

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