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Get appearance GET
Read the collection binder appearance and revision. Required permissions: `binders:read`. MCP tool: `get_appearance`.
Prepare artwork upload POST
Create a signed private R2 upload URL and artworkRef for the appearance design. Send the returned headers and exact file bytes. Required permissions: `binders:write`. MCP tool: `prepare_artwork_upload`.
Save a binder appearance only if its revision still matches.
Required permissions: binders:write. MCP tool: update_appearance.
apiKeyAuthorizationBearer <Holo Folder personal API key>application/jsonbaseRevision*integer0 <= value <= 9007199254740990design*Success
curl -X PUT 'https://app.holofolder.com/app/api/v1/appearance' \ -H 'Content-Type: application/json' \ -d '{ "baseRevision": 0, "design": { "property1": null, "property2": null }}'