Отсортировать Массив по Ключу

[{"market_hash_name":"Revolver Case","classid":"1432174707","rarity":"Base Grade Container","price":"0.03"},{"market_hash_name":"Revolver Case","classid":"1432174707","rarity":"Base Grade Container","price":"0.03"},{"market_hash_name":"Revolver Case","classid":"1432174707","rarity":"Base Grade Container","price":"0.03"},{"market_hash_name":"UMP-45 | Gunsmoke (Field-Tested)","classid":"310777872","rarity":"Industrial Grade SMG","price":"0.03"},{"market_hash_name":"SSG 08 | Abyss (Well-Worn)","classid":"1365426584","rarity":"Mil-Spec Grade Sniper Rifle","price":"0.08"},{"market_hash_name":"M4A1-S | Boreal Forest (Battle-Scarred)","classid":"310778039","rarity":"Industrial Grade Rifle","price":"0.12"},{"market_hash_name":"UMP-45 | Carbon Fiber (Factory New)","classid":"469444104","rarity":"Industrial Grade SMG","price":"0.05"},{"market_hash_name":"P2000 | Ivory (Minimal Wear)","classid":"520025768","rarity":"Mil-Spec Grade Pistol","price":"0.08"},{"market_hash_name":"MP7 | Urban Hazard (Field-Tested)","classid":"520026202","rarity":"Mil-Spec Grade SMG","price":"0.08"},{"market_hash_name":"MAC-10 | Palm (Field-Tested)","classid":"310783201","rarity":"Industrial Grade SMG","price":"0.03"},{"market_hash_name":"Glock-18 | Death Rattle (Field-Tested)","classid":"469445908","rarity":"Industrial Grade Pistol","price":"0.03"},{"market_hash_name":"XM1014 | Blue Steel (Battle-Scarred)","classid":"310777604","rarity":"Industrial Grade Shotgun","price":"0.03"},{"market_hash_name":"G3SG1 | Green Apple (Field-Tested)","classid":"469445063","rarity":"Industrial Grade Sniper Rifle","price":"0.03"},{"market_hash_name":"MAC-10 | Candy Apple (Field-Tested)","classid":"310787386","rarity":"Industrial Grade SMG","price":"0.03"}]

# Для PHP 7
usort($data, function($a, $b){
    return $a['price'] <=> $b['price'];
});
 
# Для старых версий
usort($data, function($a, $b){
    if($a['price'] == $b['price'])
        return 0;
    
    return $a['price'] > $b['price'] ? 1 : -1;
});