Transaction not yet indexed

21fkyHZaFhXG7bDUdPjVdocgRoKb4tfAsf1Ds3y9qbu8HJPApkfK1j1sadQwcVBbcCi5FvkJZiSRLuDEhtiLu2Ys

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