33201: Unauthorized

Raised whenever the requested operation is not permitted.

• Your Account has been suspended and an asynchronous request has been canceled.
• While sending Commands to your SIM, your Command was rejected by its Rate Plan.
• While transferring your SIM to another Account, your request was rejected because the SIM must be new and the new Account must either be the requesting Account or a Subaccount of the requesting Account.

• While sending a Command, ensure the Rate Plan associated to the given SIM has Commands enabled.
• Contact Twilio Support to help with the SIM transfer.