Transaction not yet indexed

21D3YoJc1QZKULJwJSiaFLuzGLemHMnkYVCXkhWFaCcvqs7eFSbFcavqNd1KSrTZxmcQuJGZgfNR1x3CC4vQ2ccw

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