PHP Decode

<?  3)); 
return a 
}; 
Ac.g = Ac.prototype.g; 
Cc. prototype. g 
= function() { 
var a = Dc; 
a 
(Dc = a = C(Cc, { 
0 : 
{ name: "LcsPostmanInvalidation" u: 
"buzz.channel.LcsPostmanInvalidation 
}, 
1: 
{ 
name: "signal", i: 11, type: 
EC 
2: 
{ name: 
"session_id", 
1: 11, type: 
fc 
} 
3 : 
{ 
name : 
"ack_id", 
1: 9, type: String 
3)); 
return a 
Cc.g = Cc. prototype.g; 
Ec. prototype.g = function() { 
var 
a = Fc; 
(Fc = a = C(Ec, 1 
0: name: "LcsSignal" 
u: 
"buzz.channel.LcsSignal" 
 
1: 
{ name: 
"subscription key", 
i: 11, type: 
Gc 
 
2: 
{ name: 
1: 11, type: 
Ic 
"message", ?>