URL to the reference asset (image, video, or document)
How the creative agent should use this asset. style_reference: match the visual style; product_shot: include this product; mood_board: overall look and feel; example_creative: example of a similar execution; logo: logo to use; strategy_doc: strategy or planning document for context; storyboard: sequential visual direction for video or multi-scene creative
OptionaldescriptionHuman-readable description of the asset and how it should inform creative generation
A reference asset that provides creative context. Carries visual materials (mood boards, product shots, example creatives) with semantic roles that tell creative agents how to use them.