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            "locationType": "UriLocation",
            "uri": "https://poplife.pic.es/tracks/Saccharomyces_cerevisiae_R64/ref_genome/Saccharomyces_cerevisiae_R64.fa"
          },
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            "locationType": "UriLocation",
            "uri": "https://poplife.pic.es/tracks/Saccharomyces_cerevisiae_R64/ref_genome/Saccharomyces_cerevisiae_R64.fa.fai"
          },
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            "locationType": "UriLocation",
            "uri": "/path/to/fa.metadata.yaml"
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        "displays": [
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            "type": "LinearReferenceSequenceDisplay",
            "displayId": "Saccharomyces_cerevisiae_R64-ReferenceSequenceTrack-LinearReferenceSequenceDisplay"
          },
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            "type": "LinearGCContentDisplay",
            "displayId": "Saccharomyces_cerevisiae_R64-ReferenceSequenceTrack-LinearGCContentDisplay"
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    },