Transaction not yet indexed

21CsjxgdJSDVvpTQYfwAJKRN3kG8CuSE6j4MX1MKdDeu3kAN3z1csgyEgdzrpqjFnn2g25sXuqTCcSTadT5GDVB1

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