Transaction not yet indexed

668VjADvxLLFeW4Dbvmb88k8de2hcWiRzGgnnC3PzGyskk3QQVZZPnQPwgKBbtzLoFtCKwAPWco6vfWphjXNirdC

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