{
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        "@type": "xsd:dateTime",
        "@value": "2014-01-18T23:21:16"
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      "@type": "PeriodOfTime",
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        "@value": "2012-07-17T23:59:30"
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        "@value": "2012-07-17T00:00:00"
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      "gnss:igsModelCode": "TRM29659.00     NONE",
      "gnss:marker-arpEastEcc": {
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        "@value": "0.0"
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      "gnss:marker-arpNorthEcc": {
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}