Transaction not yet indexed

6687MkJ3x3ZJRPkEFyiozhn3yNe1Az3VNkSAv1jF1BDPWntb6qfe9sVWc53Acqz48vTzrExtFMm51CSxnYiM37pR

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