Transaction not yet indexed

5i21E266e6sJrCpHCimFZGh45UaKPQw38HJGtb5tYfQS68Qb2dEvxPSWMzjSyvAwQynZbz6dUyxo4kHUDM8Xwgke

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