Has anyone experienced credit card processing delays since MerchantE was replaced with Fortis?

Has anyone experienced credit card processing delays since MerchantE was purchased by Fortis?

MerchantE payments were automatically disbursed to us within 2-3 days with no "additional information" requirement. We used MerchantE since 2017 with this trend and no additional information necessary.

Fortis payments are now being disbursed to us 5-6 days AFTER, they send an email requiring:
To complete our review, please respond with additional information and documentation. 

Information, please reply:·        

Indicate date in which services are expected to be rendered or completed if initial transaction is a deposit or partial payment   

Documentation, please provide:·         

Proof of authorization – example: the actual account-holder transaction receipt, or web purchase summary (if e-commerce transaction)