Transaction not yet indexed

64S21vZhTqqYKqqqASaHWuiUwrbWpxVKqDv8ZpFMYuAeSLa667xJCwJDH63LqoS9XhPdwugCTeegp9fsdVk1Z3NT

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