1. A computer-implemented method, comprising: receiving a first digital image comprising first image metadata, wherein the first image metadata includes one or more image properties each having an image property value; transforming one or more of the image property values of the one or more image properties into one or more particular values; populating one or more data object property values of a first data object of an object-centric data model with the one or more particular values; generating one or more links to one or more other existing data objects of a data object graph stored in a data repository; populating one or more data object property values of the first data object with the one or more links to the one or more other existing data objects; populating one or more data object property values of the one or more other existing data objects with one or more links to the first data object; storing the first data object with the one or more particular values in the data repository; wherein the method is performed by one or more computing devices.