access-token: ********************{
"block_id": 0,
"prefix_length": 0
}curl --location --request PUT '/admin/servers//ipv6/block' \
--header 'access-token: <api-key>' \
--header 'Content-Type: application/json' \
--data '{
"block_id": 0,
"prefix_length": 0
}'{
"success": true,
"message": "string",
"assigned_ips": [
"string"
]
}