Transaction not yet indexed

66UNMSiuB1AvXuQHeXduQgcMUNTan7QGsXv8i9g66hki2LK1eXFer3zfDFLh3TqAUYpTGbqgXYhSSaq7ud6HAKuj

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