This is the array i want to mc_gross value. please help
Array
(
[id] => 5
[txn_id] => 1fadfa1sfsa2
[log] => Array
(
[mc_gross] => 298.44
[invoice] => 0856545471323
[protection_eligibility] => Eligible
[address_status] => confirmed
[item_number1] => 12299
[payer_id] => UTU3f7TLQ6DLX4
[tax] => 0.00
[address_street] => 1 Main St
[payment_date] => 02:10:29 May 28, 2015 PDT
[payment_status] => Completed
[charset] => windows-1252
[address_zip] => 95131
[mc_shipping] => 0.00
[mc_handling] => 0.00
[first_name] =>Rohit
[mc_fee] => 8.95
[address_country_code] => US
[address_name] => Rohit
[notify_version] => 3.8
[custom] =>
[payer_status] => verified
[business] => sunny@gmail.com
[address_country] => United States
[num_cart_items] => 1
[mc_handling1] => 0.00
[address_city] => San Jose
[verify_sign] => AHr7LP.QXtufNfq97cbEdHHkqfNkJAtdXVkTwL.GBwGZwJBQ5GAJaqaXx
[payer_email] => rohit@hotmail.com
[mc_shipping1] => 0.00
[tax1] => 0.00
[txn_id] => 1FV62057CK3146235
[payment_type] => instant
[last_name] => Vishwakarma
[address_state] => CA
[item_name1] => Centro Yas Island Rotana - Demo
[receiver_email] => sunny@gmail.com
[payment_fee] => 8.95
[quantity1] => 1
[receiver_id] => 6Y6GRJS8NA8JE
[txn_type] => cart
[mc_gross_1] => 298.44
[mc_currency] => USD
[residence_country] => US
[test_ipn] => 1
[transaction_subject] =>
[payment_gross] => 298.44
[ipn_track_id] => 8656eb7f3009dd4
)
[posted_date] => 2015-05-28 09:10:34
)