Transaction not yet indexed

21x5MT1oyeB4FjA1LAkgDSwymnnmrbRiHjGGPsShmhcSnFbP6uxCGSbMAd3WhUBGDycWAGnoqqRdCE7oKeFe7Uux

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