Transaction not yet indexed

21s6VG3m4iZYnNRgRGy519AVQG8fWTCovHQBRq6rSt1oyAz2uJXrZo7JwcYBS65yEs3aYEXPC1Qdf6bLGufZz4eE

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