Transaction not yet indexed

CS6nf3RcfVYb88WCLExyZxKeeVa4ysDZzdc7bfsmTUUbxVCESwHr9wJoJcmVEySmv8cYyCstbS8EAyDT3RF9g52

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