Transaction not yet indexed

21K1tsmtj2NNGV4qCDa3A7ywo8kNowUrWb4ZPQbXk3aniEZJBGEMuPcwmCD293rw4MdbrDWcTrkj8NRQa4f5K1kx

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