Transaction not yet indexed

21SYnekZXAfcgpgWZR7eL6BEihSCt3cucQNrqxdyH4ecPsS2aDH9WX9wQmGw9PAdipvFFowvzyEhq4ULffJEP4dM

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