Transaction not yet indexed

668yMYNgpEXNNsbDMXvjiopiAmSspdhEEg9mGL4Az382Psc34kd5QjqRf4VniyHZhpY9moPsM6HmCpHdBASDTdFQ

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