{
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      "gnss:markerName": "OSLS00NOR",
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      },
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    },
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      "@id": "https://epncb.oma.be/PID/2021/077/OSLS00NOR_2021077_01D_30S_R2#antenna",
      "gnss:igsModelCode": "TRM55971.00     NONE",
      "gnss:marker-arpEastEcc": {
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      "gnss:marker-arpNorthEcc": {
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      "@id": "https://epncb.oma.be/PID/2021/077/OSLS00NOR_2021077_01D_30S_R2#temporal",
      "@type": "PeriodOfTime",
      "endDate": {
        "@type": "xsd:dateTime",
        "@value": "2021-03-18T23:59:30"
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        "@type": "xsd:dateTime",
        "@value": "2021-03-18T00:00:00"
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    {
      "@id": "https://epncb.oma.be/PID/2021/077/OSLS00NOR_2021077_01D_30S_R2#receiver",
      "gnss:firmware_version": "5.44",
      "gnss:igsModelCode": "TRIMBLE NETR9"
    }
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}