Transaction not yet indexed

21F8sSnZnJpZ3GFhs4Z4SPNZRbXZcnYbJXub3sq8TSZR2p8Jfsf1LoVYPUDmsgRNc6wcy5eW94DoJJnQGJs6VmUE

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