Transaction not yet indexed

642LSN5jb3EwCGGdfnzstDUA9Gcf8MA7poGDZz2aMTcKnMeHkDkCrcKbgnkWrXEetGDY5swwCbUWtjwVMdUfq2mk

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