Transaction not yet indexed

3a6UMCvnfBaGQJgNcFayzz5LXsNk5bA6y3bxaddLsqC4dsmwZLRFw1hGoKbzcuUdmsNEGuiGTzRUEAfQSsnupMj2

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