Transaction not yet indexed

21D5MZ7A5BL97yVkPeGsZztRuofsHJ8Qti2ejpCdjmop27jUcqdpSoCmSdkzadcRB2nGMc6hLFkZXbQYNP7XUnbZ

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