Transaction not yet indexed

55YWDsqs4qeTwpNDay42wNJpv7TDz6nLTYFZ2rJ1VMgCvEX5VHEFU6pgqDQbZc3YSu9XwFcMy5cKsgkXVC7FkCsD

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