Request body

Json

{
  "fields_to_return" : [ "_id" ],
  "k" : 3,
  "query_record" : {
    "_url" : "http://mydomain.com/my-image.png"
  },
  "radius" : 5.0,
  "records" : [ {
    "_url" : "http://mydomain.com/img.png"
  }, {
    "_base64" : "data:image/png;base64,ABC...",
    "_file" : "local_file_uri"
  }, {
    "_id" : "3"
  } ]
}