reference_id, which you set to your own internal client ID.
What it represents
One organization typically maps to one client. Split into multiple organizations only when you need separate webhook endpoints, event subscriptions, or card-holder groups for the same client.
What lives under an organization
Key fields
Create
process_card_type_* flags to true so transactions are delivered, then turn a type off if the client should not receive it. OpenCard only sends transaction events for the types that are on. → Organization setup — card types

