Transaction not yet indexed

668RS5H9ZFPwarirVrqJ4u4tuQkFPF9FV11dpNWYPzE8ZAkdubV1NjHMENCyPZw5oxAsWvcFT9AjHDfayTjmMc31

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