migration from J1SIM to T mobile

I am a french student in usa for one year

I had a esim from  J1Simcards and they explain me that my phone number will migrate to T mobile .

I follow all the informations they send to me for the migration.

the 31th of october, i received a mail from T mobile that i have to refilled my prepaid account.

I ask to J1simcards what i have to do and they say to don't do anything. My phone number will migrate today and they will send me informations about that and what i have to do.

Today i receive a mail from t mobile which say that my number is canceled ! I can't use it anymore.

I don’t know what to do ? I have asked to https://j1simcards.com/ what ihave to do and im waiting for their response….

Can you help me about that ? If you need i have of the mails about J1simcards and about your company.

Thanks for your response

Ian Causel boleve

phone number 971430****