№4 get birthday

HTTP	200
{
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				"5":	[
						{
								"citizen_id":	2,
								"presents":	1
						},
						{
								"citizen_id":	3,
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						}
				]
				"6":	[],
				"7":	[{
						"citizen_id":	5,
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				"8":	[{
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				"9":	[],
				"10":	[],
				"11":	[],
				"12":	[{
						"citizen_id":	4,
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