{
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    "gnss": "https://gnss.be/vocab/2023/gnss#",
    "locn": "http://www.w3.org/ns/locn#",
    "odrl": "http://www.w3.org/ns/odrl/2/",
    "owl": "http://www.w3.org/2002/07/owl#",
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    "time": "http://www.w3.org/2006/time#",
    "vann": "http://purl.org/vocab/vann/",
    "vcard": "http://www.w3.org/2006/vcard/ns#",
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      },
      "dct:license": {
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      },
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        "@type": "xsd:dateTime",
        "@value": "2020-03-05T00:17:47"
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      },
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      "dct:checksumAlgorithm": "MD5",
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      "gnss:igsModelCode": "LEIAR25.R4      LEIT",
      "gnss:marker-arpEastEcc": {
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        "@value": "0.0"
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      "gnss:marker-arpNorthEcc": {
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        "@value": "0.0"
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      "@type": "gnss:OBSData",
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      "gnss:format": {
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    {
      "@id": "https://epncb.oma.be/PID/2019/264/VLIS00NLD_2019264_01D_30S_R3#receiver",
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      "gnss:igsModelCode": "LEICA GR50"
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}