Transaction not yet indexed

YYk6kVHLmb4qju6VWrkJXP9fYMnbAjbsdnDanMDTajFuWnfPZRkKUPPJeM3MxJWC4DVKgxeJSQcmwfU1TqPTYpQ

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