Transaction not yet indexed

21ZtCWE8K4xGSnoa2CcgRs7RhizvfpALMAJDfphGDKuShWVEELh5y8KcY5ddHe4UCd5BzrKZ3Ljh5ZrQLt4Z3ABE

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