Transaction not yet indexed

yyk8aCNTbGzBtdAn5z59MGwjXx4ZbdfjM68HxNnEwF7cUgVG8xEqtV4TUSUDoLCde2wTvkJSxbRPafmh4xTm1sK

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