"backrest"=>"no","mapillary"=>"2JWN26c-bh-xDWhOs4ftRg","survey:date"=>"2019-07-19"
"backrest"=>"no","mapillary"=>"1iLR4d0NAx5Zt6LHlCGiHw","survey:date"=>"2019-07-19"
"backrest"=>"yes","mapillary"=>"Buv8yw_yEp0Nm4TT8L5FtQ","survey:date"=>"2017-07-01"