XML File

bundle.xml

<?xml version="1.0" encoding="UTF-8"?>
<CustomMetadata xmlns="http://soap.sforce.com/2006/04/metadata" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
    <label>Account Default</label>
    <protected>false</protected>
    <values>
        <field>sObject__c</field>
        <value xsi:type="xsd:string">Account</value>
    </values>
    <values>
        <field>Active__c</field>
        <value xsi:type="xsd:string">TRUE</value>
    </values>
    <values>
        <field>Card_Title__c</field>
        <value xsi:type="xsd:string">Account Default</value>
    </values>
    <values>
        <field>Card_Icon__c</field>
        <value xsi:type="xsd:string">standard:account</value>
    </values>
    <values>
        <field>Card_Text__c</field>
        <value xsi:type="xsd:string">Key Details about this Account</value>
    </values>
    <values>
        <field>Description__c</field>
        <value xsi:type="xsd:string">A Bundle to show as default on an Account to show Key Indicators</value>
    </values>
</CustomMetadata>

bundleItem.xml

<?xml version="1.0" encoding="UTF-8"?>
<CustomMetadata xmlns="http://soap.sforce.com/2006/04/metadata" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
    <label>Account Default Account Rating</label>
    <protected>false</protected>
    <values>
        <field>Indicator_Bundle__c</field>
        <value xsi:type="xsd:string">Account Default</value>
    </values>
    <values>
        <field>Indicator_Item__c</field>
        <value xsi:type="xsd:string">Account Rating</value>
    </values>
    <values>
        <field>Order__c</field>
        <value xsi:type="xsd:string">1</value>
    </values>
</CustomMetadata>

item.xml

<?xml version="1.0" encoding="UTF-8"?>
<CustomMetadata xmlns="http://soap.sforce.com/2006/04/metadata" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
    <label>Account Rating</label>
    <protected>false</protected>
    <values>
        <field>sObject__c</field>
        <value xsi:type="xsd:string">Account</value>
    </values>
    <values>
        <field>Field__c</field>
        <value xsi:type="xsd:string">Rating</value>
    </values>
    <values>
        <field>Advanced_Field__c</field>
        <value xsi:type="xsd:string">x</value>
    </values>
    <values>
        <field>Active__c</field>
        <value xsi:type="xsd:string">TRUE</value>
    </values>
    <values>
        <field>Description__c</field>
        <value xsi:type="xsd:string">x</value>
    </values>
    <values>
        <field>Hover_Text__c</field>
        <value xsi:type="xsd:string">The Account has a Rating</value>
    </values>
    <values>
        <field>Static_Text__c</field>
        <value xsi:type="xsd:string">undefined</value>
    </values>
    <values>
        <field>Empty_Static_Text_Behavior__c</field>
        <value xsi:type="xsd:string">x</value>
    </values>
    <values>
        <field>Icon_Value__c</field>
        <value xsi:type="xsd:string">standard:approval</value>
    </values>
    <values>
        <field>Image__c</field>
        <value xsi:type="xsd:string">x</value>
    </values>
    <values>
        <field>Zero_Behavior__c</field>
        <value xsi:type="xsd:string">x</value>
    </values>
    <values>
        <field>Show_False_or_Blank__c</field>
        <value xsi:type="xsd:string">FALSE</value>
    </values>
    <values>
        <field>Inverse_Hover_Text__c</field>
        <value xsi:type="xsd:string">x</value>
    </values>
    <values>
        <field>Inverse_Static_Text__c</field>
        <value xsi:type="xsd:string">x</value>
    </values>
    <values>
        <field>Inverse_Icon_Value__c</field>
        <value xsi:type="xsd:string">x</value>
    </values>
    <values>
        <field>Inverse_Image__c</field>
        <value xsi:type="xsd:string">x</value>
    </values>
</CustomMetadata>

itemExtension.xml

<?xml version="1.0" encoding="UTF-8"?>
<CustomMetadata xmlns="http://soap.sforce.com/2006/04/metadata" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
    <label>Account Rating Customer</label>
    <protected>false</protected>
    <values>
        <field>Indicator_Item__c</field>
        <value xsi:type="xsd:string">Account Rating</value>
    </values>
    <values>
        <field>Active__c</field>
        <value xsi:type="xsd:string">TRUE</value>
    </values>
    <values>
        <field>Description__c</field>
        <value xsi:type="xsd:string">The Account Type is Customer</value>
    </values>
    <values>
        <field>Minimum__c</field>
        <value xsi:type="xsd:string">undefined</value>
    </values>
    <values>
        <field>Maximum__c</field>
        <value xsi:type="xsd:string">undefined</value>
    </values>
    <values>
        <field>Contains_Text__c</field>
        <value xsi:type="xsd:string">Customer</value>
    </values>
    <values>
        <field>Priority__c</field>
        <value xsi:type="xsd:string">1</value>
    </values>
    <values>
        <field>Hover_Text__c</field>
        <value xsi:type="xsd:string">This is a Customer</value>
    </values>
    <values>
        <field>Static_Text__c</field>
        <value xsi:type="xsd:string">undefined</value>
    </values>
    <values>
        <field>Icon_Value__c</field>
        <value xsi:type="xsd:string">standard:buyer_account</value>
    </values>
    <values>
        <field>Image__c</field>
        <value xsi:type="xsd:string">undefined</value>
    </values>
</CustomMetadata>