Transaction not yet indexed

5CUS9UTm7dNvTWNLuZoYUFk5uKiqVMxG52mgefpkvHaWbkZi2xvWLMF6hPCZaw1Fk9S6ZjZWh99CgkqCJUfwtYL2

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