Transaction not yet indexed

21Wju55Ainrm1YybPJydPp8HoaWbRWs9TiUsPcFoitZAjVwKfBXNtBKdEAkBauSUQJ8Uyh6mxHc8o6jgv3AChFa9

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