Transaction not yet indexed

FLU4nYoRHDJSnJ97SyVCeDf93h75ApTkpZvz36QMhxHzYv9r6D7PjWvJty2RunGXQgmn7MYmgUL8XYJ64W68fz2

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