Paypal/Payflow / WooCommerce Integration -- 3

Seeking someone to look at subscription events that happen at the gateway (failed payments, payment retries, final dunnings, PayPal billing agreement cancellations by the user) to be accounted for and acted upon in woo and actions taken in woo (subscription cancellations, user changing payment source) to be accounted for and acted upon in PayPal. Examples - User's 6 year old active billing agreement in Paypal has 3 failed payment attempts. Billing agreement in PayPal needs to be cancelled. Subscription in woo (and associated membership) needs to be cancelled and user needs to lose access. User with legacy PayPal billing agreement cancels billing agreement through PayPal account - users subscription (and membership) in woo need to be cancelled and user needs to lose access at end of term User with legacy billing agreement cancels their subscription through the website (woo-driven interface) - billing agreement in Paypal needs to be cancelled and user needs to lose access at end of term. User with legacy billing agreement changes payment method through website (woo-driven interface) - billing agreement in PayPal needs to be cancelled and new billing agreement through stripe, new PayPal, amazon needs to be created. EOT of original subscription needs to be accounted for.