Changes to List paywalls

added the new optional query request parameter include_plans

added the new optional query request parameter include_prices

added the new optional query request parameter page

added the new optional query request parameter per_page

added the optional property pagination to the response with the 200 status

added the optional property paywalls/items/analytics/openai_ads_api_key to the response with the 200 status

added the optional property paywalls/items/analytics/openai_ads_pixel_id to the response with the 200 status

added the optional property paywalls/items/analytics/pinterest_access_token to the response with the 200 status

added the optional property paywalls/items/analytics/pinterest_ad_account_id to the response with the 200 status

added the optional property paywalls/items/analytics/pinterest_tag_id to the response with the 200 status

added the optional property paywalls/items/analytics/snap_access_token to the response with the 200 status

added the optional property paywalls/items/auto_currency_switching to the response with the 200 status

added the optional property paywalls/items/favicon to the response with the 200 status

added the optional property paywalls/items/og to the response with the 200 status