Get suggestion queries

curl --request POST \
  --url https://api.example.com/product/suggestions \
  --header 'Content-Type: application/json' \
  --data '
{
  "user_id": "<string>",
  "mem_cube_id": "<string>",
  "language": "zh",
  "message": "<string>"
}
'

{
  "message": "<string>",
  "code": 200,
  "data": {}
}