Transaction not yet indexed

Qu8mcdgLScN47KUkaAEt8gnKjrcmNLUQ1okw7pT2JBYtZ2cFAtvfPmmj9GExcNjbmd3NHBH9mqGQPUesQe7asxZ

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