```http
POST /collections/{collection_name}/points/query
{
    "query": "43cf51e2-8777-4f52-bc74-c2cbde0c8b04", // <--- point id
    "using": "512d-vector",
    "lookup_from": {
        "collection": "another_collection", // <--- other collection name
        "vector": "image-512" // <--- vector name in the other collection
    }
}
```