Transaction not yet indexed

668CGkpsp22TzbeN35WPVLvpfMYh46fBgkLE2WQHG7wUZG1fAoNDnPmbBHUcPWArFHFuB6TGUJsmPNHo3mwuF3Gp

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