Transaction not yet indexed

666u7XuhbSmSmVRiVZMSNPqz9cczSToaNNByxYtjkT7g5PWwvnXVuqv9Ze2mqdF9YLxALpiYUdF7JBn19yGSCRur

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