Transaction not yet indexed

668CroiUKve7d5HcAqBXQ5rSWLChAgvVhRBd1wKKZG1XiwJP5YoFmdUvRvsNmhM9YCBCX6gsBBA9AwQh56BcdRdk

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