```rust
use appwrite::Client;
use appwrite::services::Mongo;
#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
let client = Client::new();
client.set_endpoint("https://<REGION>.cloud.appwrite.io/v1"); // Your API Endpoint
client.set_project("<YOUR_PROJECT_ID>"); // Your project ID
client.set_key("<YOUR_API_KEY>"); // Your secret API key
let mongo = Mongo::new(&client);
let result = mongo.create(
"<DATABASE_ID>",
"<NAME>",
Some("17"), // optional
Some("<SPECIFICATION>"), // optional
Some(0), // optional
Some("async"), // optional
Some(60), // optional
Some(vec![]), // optional
Some(5), // optional
Some(false), // optional
Some(1), // optional
Some(false), // optional
Some(50), // optional
Some(0) // optional
).await?;
let _ = result;
Ok(())
}
```