whiteboard__api__registry__whiteboard_object__schemas__WhiteboardObjectAttributeDataReadSchema(WhiteboardObjectAttributeDataReadSchema)

{
    "id": 1,
    "attribute_name": "string",
    "attribute_type": "string_type",
    "value_str": "string",
    "class_conf_attribute": {
        "name": "string",
        "id": 1
    }
}