Transaction not yet indexed

21a8YUCSibdL9gU8R7xAEJ7kf2pdZqcC4jeBtMxrkXKdWq5mVbQWVqZ2VRtBnhrfq3XAnmidiutcNmnyR6QsFDBk

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