Versioning doesn't allow for differing documentation

[erunion]

/**
 * @api-data pictures (\App\PictureRepresentation) - The active picture for this video.
 */

/**
 * @api-data pictures (array<object>) - The video's thumbnail images
 * @api-version <3.2
 */

Problem stems from us storing representation data in an identifier-keyed array when parsing it out in the RepresentationParser.