Transaction not yet indexed

Cou9gXECSFGvc6EtdcgRp3gKqF3iVbKheKpiPrEM9MqZM9LHeoffP3VMvDLHuReFwCxrfsAVbcu9n62eZSFRciF

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