List collections
Requires collections:read. Collections are the campaign/group
hierarchy shown in the dashboard: type: campaign rows are top-level,
type: group rows are subgroups whose parentId points at a campaign.
Archived collections are excluded unless include_archived=true.
Authentication
AuthorizationBearer
Bearer authentication of the form Bearer <token>, where token is your auth token.
OR
X-Api-Keystring
API Key authentication via header
Query parameters
include_archived
Response
All collections for the key's team
data
meta
Errors
403
Forbidden Error