Transaction not yet indexed

668vU3udzwVtdyRa27mGvS6dXHiiZJS4vPpQ32165FYuEYGLd5gRYa6ZoWgDvyAUaKEK32Pse1ENAhDj12SHQwge

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