Transaction not yet indexed

WYKcP55sUQ2sXLScxeytWqP7LGgtfJsESSvUNiewPQDWJrCfsdy55g1hGH5DJ6byQWm4YQD5bN1J4gZqQ1Sdtc5

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