Hi Today Is My 7th Day After 5days Freeze Embrayo

Hi today is my 7th day after 5days freeze embrayo transfer. Im taking progesterone suppositories and esrogen patches. I have pinh and red mix spotting for seven days. 3 days back i saw brown totally different dicharge only once time and bad back pain and tired. Today everything stop only i have tender brest and ping spotting. My embrayo implanted? Why i have spotting for this long and note i didnt push my progesterone ple help