I like to add json-ld to my website before that I want to add it to my dev site to test it
<script type="application/ld+json">
{
"@context": "http://schema.org",
"@type": "Organization",
"url": "xxxxxxxxxxxxxxxx",
"contactPoint": [{
"@type": "ContactPoint",
"telephone": "+xx-xxx-xxx-xxxx",
"contactType": "customer service"
}]
}
</script>
I get the error stating that Missing '}' or object member name. what is this error,I have closed brackets correctly.how to fix it kindly help

