If she doesn't seem ready to you, maybe she's not, or she's fooling you. Also, I've noticed too that sometimes when they have goo, and they pee, it turns the goo to an amber looking goo. Just thought I'd mention that as I've had that happen here before.
Cinn ended up at the vets yesterday for some unusual discharge. After an ultrasound. ..there were NO babies! No clue...we don't regularly ultrasound or test but at only $25 for yesterdays visit we may start. Guess I now know why my super huge udder girl wasn't bagging out for me. Lol