{
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{
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"country": "Romania", 
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"obsValue": 37.8
}, 
{
"date": 2012, 
"country": "Romania", 
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}
], 
"properties": {"date": {"valueType": "number", "order": 0}, "country": {"valueType": "text", "order": 1}, "obsValue": {"valueType": "number", "order": 2}}
}