hello.xml

<?xml version="1.0" encoding="UTF-8"?>
<mxGraphModel dx="550" dy="298" grid="1" gridSize="10" guides="1" tooltips="1" connect="1" arrows="1" fold="1" page="1" pageScale="1" pageWidth="827" pageHeight="1169" background="#ffffff" math="0" shadow="0">
    <root>
        <mxCell id="0"/>
        <mxCell id="1" parent="0"/>
        <mxCell id="4" value="Company" style="swimlane;fontStyle=0;childLayout=stackLayout;horizontal=1;startSize=26;fillColor=none;horizontalStack=0;resizeParent=1;resizeParentMax=0;resizeLast=0;collapsible=1;marginBottom=0;swimlaneFillColor=#ffffff;" vertex="1" parent="1">
            <mxGeometry x="520" y="430" width="140" height="104" as="geometry"/>
        </mxCell>
        <mxCell id="5" value="+ Cin: int" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;" vertex="1" parent="4">
            <mxGeometry y="26" width="140" height="26" as="geometry"/>
        </mxCell>
        <mxCell id="6" value="+ field: type" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;" vertex="1" parent="4">
            <mxGeometry y="52" width="140" height="26" as="geometry"/>
        </mxCell>
        <mxCell id="7" value="+ field: type" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;" vertex="1" parent="4">
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        </mxCell>
        <mxCell id="12" style="edgeStyle=orthogonalEdgeStyle;rounded=0;html=1;startArrow=none;startFill=0;endArrow=ERmany;endFill=0;jettySize=auto;orthogonalLoop=1;" edge="1" parent="1" source="8" target="6">
            <mxGeometry relative="1" as="geometry"/>
        </mxCell>
        <mxCell id="8" value="User" style="swimlane;fontStyle=0;childLayout=stackLayout;horizontal=1;startSize=26;fillColor=none;horizontalStack=0;resizeParent=1;resizeParentMax=0;resizeLast=0;collapsible=1;marginBottom=0;swimlaneFillColor=#ffffff;" vertex="1" parent="1">
            <mxGeometry x="240" y="385" width="140" height="104" as="geometry"/>
        </mxCell>
        <mxCell id="9" value="+ name: String" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;" vertex="1" parent="8">
            <mxGeometry y="26" width="140" height="26" as="geometry"/>
        </mxCell>
        <mxCell id="10" value="+ field: type" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;" vertex="1" parent="8">
            <mxGeometry y="52" width="140" height="26" as="geometry"/>
        </mxCell>
        <mxCell id="11" value="+ field: type" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;" vertex="1" parent="8">
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        </mxCell>
    </root>
</mxGraphModel>