code: public Response deleteCoords(String photoId, String userId) throws JinxException {
      JinxUtils.validateParams(photoId, userId);
      Map<String, String> params = new TreeMap<>();
      params.put("method", "flickr.photos.people.deleteCoords");
      params.put("photo_id", photoId);
      params.put("user_id", userId);
      return jinx.flickrPost(params, Response.class);
    }
docs: Remove the bounding box from a person in a photo
  <br>
  This method requires authentication with 'write' permission.
  
  @param photoId (Required) The id of the photo to edit a person in.
  @param userId  (Required) The user id of the person whose bounding box you want to remove.
  @return object with the status of the requested operation.
  @throws JinxException if any required parameters are missing, or if there are any errors.
  @see <a href="https://www.flickr.com/services/api/flickr.photos.people.deleteCoords.html">flickr.photos.people.deleteCoords</a>