Transaction not yet indexed

21DCKiMp6Ldc6RbSeQWgwghJt7ooy5FVqu8aQzVZe8RKbK8ECmf3WRvL8bvBkaHSUf7qaPAum8nwNDFcYbWTx13u

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