Fresh 2026

Ad Creative Link Data Child Attachment

Reading

Data defining a child attachment associated with a link ad, used for Carousel ads.

Parameters

This endpoint doesn't have any parameters.

Fields

Field	Description
call_to_action<br>AdCreativeLinkDataCallToAction	Call to action of this attachment. On Facebook, we support<br>one optional CTA per attachment. If it not specified, there will<br>be no CTA for this attachment. <br>On Instagram, there is one CTA per attachment. If<br>the CTA is not specified, a CTA will be created by the system, using<br>"Learn more" as the type, and the link from this child attachment<br>as the link. If the CTA is specified, its link must be the same<br>as the link of this child attachment.<br>Default
caption<br>string	The display url shown at the end of a video, if the attachment<br>is a video<br>Default
caption_ids<br>list<numeric string>	The automated generated caption/SRT caption ids of the video.
description<br>string	Overwrites the description of each attachment on Facebook, not used<br>on Instagram.<br>Default
image_crops<br>AdsImageCrops	Image crops, using the crop spec with 100x100 key for Carousel ads.<br>If no 100x100 crop spec is provided, the image would be cropped<br>automatically, unless the image is square already. The final cropped<br>image size needs to be at least 200x200 pixels for Facebook, or<br>600x600 for Instagram.<br>Default
image_hash<br>string	The image hash of an uploaded image for this attachment. For an ad<br>on Facebook, if<br>neither picture nor image_hash is set, the image of link_data<br>above will be used. For an ad on Instagram, either picture or<br>image_hash is required.<br>Default
link<br>string	The link of this attachment.<br>Default
name<br>string	Overwrites the title of the attachment on Facebook, not used on<br>Instagram.<br>Default
picture<br>string	The url of an image for this attachment. For an ad on Facebook, if<br>neither picture nor image_hash is set, the image specified in<br>link_data above will be used. For an ad on Instagram, either picture<br>or image_hash is required.<br>Default
referral_id<br>numeric string	If you are running Referral Ads in the carousel format, provide this ID. You can generate this ID in Graph Explorer or via the Marketing API at the {ad_account_id}/referral endpoint. Facebook uses this ID to attribute conversions back to a referred ad and to render the correct deep-link to the individual item being referred.<br>Default
static_card<br>bool	Whether to force the card to render statically, even in a dynamic ad.<br>Default
video_id<br>numeric string	ID of an uploaded video, if this attachment is a video. Not supported<br>for Instagram ads.<br>Default

Creating

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Updating

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Deleting

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