Transaction not yet indexed

667MUgeZMUwHvYRHr6VKo3MdUo1vEnKApYpoD2c6CKj2ysPM83uXTqFCWYfCfrMQwKGd8id4amSMKB7bzespdAd7

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