Transaction not yet indexed

668AAqoVcQTBGJ8kQPaaExDWcJqGDoQUm5Pm26catSeoRHwp7NP4tWZNCe4AQDGJgUGHRLhdT5HtZBBUGZ5AVpwz

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