Transaction not yet indexed

21Ft37VrxKPwe44uvr6tH6V7Htjrkw7de85abN9s3wX1ffVMvcKnWvBLkq3HbQyjeGABKKfCVM5Q8MHZTX6cLRuS

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