Transaction not yet indexed

667Gkk4UFTYNPyYbpbtPX6MUbjmXXcChYDHuStq5i1ApkgeNB9vAQuhxSfYEEYTCGQqN5WYFkGFkLAg6VeVS13GC

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