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setDefaultBillingAddressMutation
Portion of the GraphQL query used in the setDefaultBillingAddress API endpoint
setDefaultBillingAddressMutation = "\n mutation setDefaultBillingAddress(
$version: Long!,
$actions: [MyCustomerUpdateAction!]!,
$storeKey: KeyReferenceInput
) {\n user: updateMyCustomer(version: $version,
actions: $actions,
storeKey: $storeKey) {\n ...DefaultCustomer\n }\n }\n"