Transaction not yet indexed

21UPCH5zH6Q4EDLAkNueaeQMuHABDLavmknumHHVE98wKdEbdmG3V5MvukSdoVa9JbvF6MLqPUxU2E19Ld8U2Ku6

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