Transaction not yet indexed

491zHTDVtnt4y4AgkbRBhgF7eh1nKyEE1txjRh6qj9MqNHrJB2D3seyTHbpQCpkYj94wbn5QnaVCayoUGWTzykp3

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