Transaction not yet indexed

21ukNum7cCUV5PLf1yxACD4v7LyWdwXv8UfVSjLgsKAyxug18M6KbfaDM1o3UM4mJGqtKHY8a2jdH9gjYvoY6sDN

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