Transaction not yet indexed

266UpGZ6dTSP7qwLea6w2wTVj6c2UzCuUXsAQHALhkLRzYNxH4Qd8rvoCD2R9RzQML1LfFTmHKG7P3oLDbsxBNL4

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