$arr = json_decode('[{"var1":"9","var2":"16","var3":"16"},{"var1":"8","var2":"15","var3":"15"}]');
foreach($arr as $item) { //foreach element in $arr
$uses = $item['var1']; //etc
}object(stdClass)#5 (2) {
["status"]=>
string(2) "ok"
["data"]=>
object(stdClass)#19 (4) {
["id"]=>
int(38037809)
["type"]=>
string(4) "spot"
["state"]=>
string(7) "working"
["list"]=>
array(930) {
[0]=>
object(stdClass)#23 (4) {
["currency"]=>
string(3) "ioi"
["type"]=>
string(5) "trade"
["balance"]=>
string(1) "0"
["seq-num"]=>
string(1) "0"
}
[1]=>
object(stdClass)#30 (4) {
["currency"]=>
string(3) "ioi"
["type"]=>
string(6) "frozen"
["balance"]=>
string(1) "0"
["seq-num"]=>
string(1) "0"
}
[2]=>
object(stdClass)#28 (4) {
["currency"]=>
string(3) "lun"
["type"]=>
string(5) "trade"
["balance"]=>
string(1) "0"
["seq-num"]=>
string(1) "0"
}
[3]=>
object(stdClass)#33 (4) {
["currency"]=>
string(3) "lun"
["type"]=>
string(6) "frozen"
["balance"]=>
string(1) "0"
["seq-num"]=>
string(1) "0"
}
[4]=>
object(stdClass)#35 (4) {
["currency"]=>
string(3) "ksm"
["type"]=>
string(5) "trade"
["balance"]=>
string(1) "0"
["seq-num"]=>
string(1) "0"
}
[5]=>
object(stdClass)#15 (4) {
["currency"]=>
string(3) "ksm"
["type"]=>
string(6) "frozen"
["balance"]=>
string(1) "0"
["seq-num"]=>
string(1) "0"
}
}