Transaction not yet indexed

SiEB9vAFV2CPK45oMW7V5BHU7zpHfaCqh3kyjt2GrrcsV5hWbjiF7nP6RJc3WX7dT2ykHStHHUW5N49bb8KPJF8

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