Transaction not yet indexed

668YsmgfxVi1BgoHFCrfjSLMvtHowoz5zquebDkTnM3CpWNE2wzU6hmxNutZX6cJbMJSfEz8zkqgQhYSAJanD9XL

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