Transaction not yet indexed

21M6dQyWSXNQCcPL4UmJEjmtEcuoZ66E9ZdpFb7nT21tRq1JJ6GkCZXV6x8a5yNbTqMLuqtNoxHVTn3HFCrqkTZ6

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