Transaction not yet indexed

21Uz8K9wexQneiqaYmgd5ea67vYFbPSaaBeNBtgCYMZdd7z5LAPGGa3sKTnLyJaAWYBSk7dp2E8GPRfYKLM6ZNRH

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