Transaction not yet indexed

21CkNNkze43gpBsQJJh2SLiZTGi6bgDmo8RfE4rGZkc8J9gzT29DLJDBAhTYphFv8YaaVCzaLffqbur4nStjMMuC

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