Decoded fine for me:
<?php
$bleh = '{"type": "autosave",
"owner": "redacted",
"property": "Magic Kingdom",
"lob": "Food",
"location": "Pecos",
"rows": [
{"index:":0,"leaderName":"","colorString":"wwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwww", "rowName":"#row0Grid", "position":""},
{"index:":1, "leaderName":"","colorString":"wwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwww", "rowName":"#row11Grid", "position":""}]}';
$snuh = json_decode($bleh);
echo'<pre>';
print_r($snuh);
echo '</pre>';
?>
Resulted In:
stdClass Object
(
[type] => autosave
[owner] => redacted
[property] => Magic Kingdom
[lob] => Food
[location] => Pecos
[rows] => Array
(
[0] => stdClass Object
(
[index:] => 0
[leaderName] =>
[colorString] => wwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwww
[rowName] => #row0Grid
[position] =>
)
[1] => stdClass Object
(
[index:] => 1
[leaderName] =>
[colorString] => wwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwww
[rowName] => #row11Grid
[position] =>
)
)
)