curl --location --request GET 'http://10.16.11.91:6012/sddc/v1/v2/os/data-backends/class-usage' \
--header 'x-sddc-token: 78ce2df0c80e4b10a28c7779af4dc10f'{
"usages": [
{
"zone_id": 0,
"class_id": 0,
"target_id": 0,
"policy_name": "string",
"data_backend_id": 0,
"class_name": "string",
"object_num": 0,
"zone_name": "string",
"policy_id": 0,
"data_size_byte": 0
}
]
}