Transaction not yet indexed

21e6BExJ3XquUuqvUB3pTuFiYZz8FS2ABbHofP4dcJqj6VsSEccL1WGTMsBAbH5UgCR8bfkGNUzRtDr2UeWRJRH2

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