Transaction not yet indexed

AUk4FtTV7jVUxwMk4yFfQsBa4QisM6TPDjoWb2Eo2JxGaayCMHfCdmWUsSLQcqCS8kb96gV9fZtY7GiCeSHaBvQ

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