Opaque entity ID. Some IDs may be available in `Google
Knowledge Graph Search
The language code for the locale in which the entity textual
description is expressed.
Entity textual description, expressed in its locale
Overall score of the result. Range [0, 1].
**Deprecated. Use score instead.** The accuracy of the
entity detection in an image. For example, for an image in
which the "Eiffel Tower" entity is detected, this field
represents the confidence that there is a tower in the query
image. Range [0, 1].
The relevancy of the ICA (Image Content Annotation) label to
the image. For example, the relevancy of "tower" is likely
higher to an image containing the detected "Eiffel Tower"
than to an image containing a detected distant towering
building, even though the confidence that there is a tower
in each image may be the same. Range [0, 1].
The location information for the detected entity. Multiple
LocationInfo elements can be present because one
location may indicate the location of the scene in the
image, and another location may indicate the location of the
place where the image was taken. Location information is
usually present for landmarks.