For exchanges that does not send wseatid in bid requests AND does not validate the wseatid in bid responses:

• For new Orders creation, populate the new field wseatConfig by setting wseatConfig.exchangeWseatStatus to W_SEAT_STATUS_NOT_ENFORCED. See API Spec for more details.

For exchanges that DO send wseatid in bid requests

• Get DV3 WSeatConfiguration for every live deal periodically.
• Use List InventorySources API to loop through all deals.
• Do use the lastModifiedTime filter to limit deals that have been changed since last sync.
• Recommend to have a daily job that pulls deals that have been updated for the past 36 hours.
• Sample Request: https://dv360seller.googleapis.com/v1beta1/exchanges/{id}/inventorySources?pageSize=200&filter=last_modified_time>"2023-10-28T11:30:00-04:00"
• Update the WSeat on the Exchange side automatically.
• Inform DV3 the WSeat configuration by calling Orders.patch API.
  • wseatConfig.exchangeWseatStatusshould be set to W_SEAT_STATUS_ENFORCED.
  • wseatConfig.exchangeWseatIdsshould be set to all the permissioned wseatids that will be sent in bid requests.
• DV3 tracks the last update time of Orders.wseatConfig to detect outdated wseat configuration.