Here is a GlobalValues.json file I have in my facehunt directory
No idea what this stuff means
{	
	"GameCardId":"GlobalValues",	
	"ConfigComment":"This is a special card for setup global values",	
	"FirstTurnValueWeight": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"0",
						  		}
						  ],
						},
						
	"SecondTurnValueWeight": 
					  {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"1.0",
						  		}
						  ],
						},
	
	"GlobalDivineShield": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"2.74",
						  		}
						  ],
						},
	
	"GlobalDurability": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"1.22",
						  		}
						  ],
						},
	
	"GlobalStealth": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"1.21",
						  		}
						  ],
						},
						  
	"GlobalHeroAttack": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"0.81",
						  		}
						  ],
						},
	"GlobalMinionAttack": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"0.81",
						  		}
						  ],
						},						
	
	"GlobalWeaponAttack": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"1.14",
						  		}
						  ],
						},
						
	"GlobalTaunt": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"1.02",
						  		}
						  ],
						},
	"GlobalOverload": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"1.68",
						  		}
						  ],
						},						
						
	"GlobalQuestProgressValue": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"2",
						  		}
						  ],
						},							
						
						
	"GlobalFrozen": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"2.04",
						  		}
						  ],
						},						
	"GlobalWindfury": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"0.96",
						  		}
						  ],
						},
	"GlobalHeroHealth": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"1.14",
						  		}
						  ],
						},
	"GlobalMinionHealth": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"1.14",
						  		}
						  ],
						},
	"GlobalCharge": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"0.65",
						  		}
						  ],
						},
	"GlobalMinionIntrinsicValue": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"3.32 + 2",
						  		}
						  ],
						},
	"OppGlobalDivineShield": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"2.74",
						  		}
						  ],
						},
	
	"OppGlobalDurability": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"1.22",
						  		}
						  ],
						},
	
	"OppGlobalStealth": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"1.21",
						  		}
						  ],
						},
						
	"OppGlobalHeroAttack": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"1.14",
						  		}
						  ],
						},						  
	"OppGlobalMinionAttack": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"1.14",
						  		}
						  ],
						},
						
	"OppGlobalWeaponAttack": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"1.14",
						  		}
						  ],
						},						
						
	"OppGlobalTaunt": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"1.02",
						  		}
						  ],
						},
						
	"OppGlobalOverload": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"1.68",
						  		}
						  ],
						},
						
	"OppGlobalQuestProgressValue": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"2",
						  		}
						  ],
						},													
												
	"OppGlobalFrozen": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"2.04",
						  		}
						  ],
						},								
	"OppGlobalWindfury": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"0.96",
						  		}
						  ],
						},
	"OppGlobalHeroHealth": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"0.81",
						  		}
						  ],
						},
	"OppGlobalMinionHealth": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"0.81",
						  		}
						  ],
						},
	"OppGlobalCharge": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"0.65",
						  		}
						  ],
						},
	"OppGlobalMinionIntrinsicValue": 
	          {
						  "values":
						  [
						  		{
						  			"condition": "*",
						  			"value":"3.32+6",
						  		}
						  ],
						},
																																																						
		
}