Transaction not yet indexed

21R7fAk2pzxxSmfTzT4tfGU5zPwRFgZPfUDCCKkkiicign8AbGgx2sEUBkuFocRYedZEY6QW2kX97ZhqLqrWwWaT

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