Transaction not yet indexed

5ku6TFRub1J8v3MUbUS3rUkkvjbArED77mqeabkRsAcYNqJJLnrGiKmYSCFYpjgQfPx9ew7Bupi5Tb5V2rmxXMg2

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