[
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        "property-id" "tag:staff@noreply.openkim.org,2023-02-21:property/binding-energy-crystal" 
        "instance-id" 1 
        "prototype-label" {
            "source-value" "A_tP28_136_f2ij"
        } 
        "stoichiometric-species" {
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            ]
        } 
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            "source-unit" "angstrom" 
            "si-unit" "m" 
            "si-value" 8.701100000000001e-10
        } 
        "parameter-names" {
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                "x1" 
                "x2" 
                "y2" 
                "x3" 
                "y3" 
                "x4" 
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            ]
        } 
        "parameter-values" {
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                0.40072859 
                0.46926822 
                0.13275334 
                0.75089868 
                0.054968294 
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                0.25235285
            ]
        } 
        "binding-potential-energy-per-atom" {
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            "source-unit" "eV" 
            "si-unit" "kg m^2 / s^2" 
            "si-value" -6.682055352880978e-19
        } 
        "binding-potential-energy-per-formula" {
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            "source-unit" "eV" 
            "si-unit" "kg m^2 / s^2" 
            "si-value" -6.682055352880978e-19
        } 
        "coordinates-file" {
            "source-value" "instance-1.poscar"
        }
    } 
    {
        "property-id" "tag:staff@noreply.openkim.org,2023-02-21:property/crystal-structure-npt" 
        "instance-id" 2 
        "prototype-label" {
            "source-value" "A_tP28_136_f2ij"
        } 
        "stoichiometric-species" {
            "source-value" [
                "Fe"
            ]
        } 
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            "source-unit" "angstrom" 
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        "parameter-names" {
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                0.0 
                0.0 
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            ] 
            "source-unit" "eV/angstrom^3" 
            "si-unit" "kg / m s^2" 
            "si-value" [
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                0.0 
                0.0 
                0.0 
                0.0
            ]
        } 
        "temperature" {
            "source-value" 0.0 
            "source-unit" "K" 
            "si-unit" "K" 
            "si-value" 0.0
        } 
        "coordinates-file" {
            "source-value" "instance-2.poscar"
        }
    }
]