Transaction not yet indexed

YKERuJQGWEsZQsDKBNqxbxBtrVpg6R1uDDpyifNkF2GMYTBHnjBpJcWj8UJmUasLg16B6uepRxZU6gCMV51Cyz1

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