GetChannelSubscriptions

The channel id

Array of subscription IDs

Start subscription ID (it will only work if you have not passed subscriptionIds)

End subscription ID (it will only work if you have not passed subscriptionIds)

Provide additional fields (can contain: customAttributes, tags, topics, segments, country, language, createdAt, clickedDates). Wait time until response will increase if more fields will be requested.

Return only subscriptions created since specified UNIX timestamp (in milliseconds). Can use either since or updatedSince.

Return only subscriptions last updated since specified UNIX timestamp (in milliseconds). Can use either since or updatedSince.

Targeting: array of tag IDs.

Targeting: array of topic IDs.

Targeting: array of segment IDs.

Targeting: Search for subscriptions with custom attribute user_id

For email channels: Return only unsubscribed subscriptions