post https://api-stage.bill.com/api/v2/DisconnectVendorFromNetwork.json
Disconnect a vendor organization (in the BILL network) from your organization.
Warning: This action cannot be undone. You can invite the vendor again with /v2/SendInvite.json, /v2/SendVendorInvite.json, or /v2/ConnectLargeBillerAsVendor.json.