Transaction not yet indexed

667MXoP8qACVFZsrWj95b91QiwfWHEuUt1prb8RcxNUJRnCbdwgH3vARXRbx4qmiDakfDPurGRTkdWrbB5z4JUk4

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