Transaction not yet indexed

668FCx8HHQufbV82RjJFWZSD3qqXeGSt7mjpGbdSm695Epf9DFyR3eKCoTvo59L876Eb7egR3TXVm3DUvC7zv7Qa

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