> ## Documentation Index
> Fetch the complete documentation index at: https://trench.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Sending events

You can send user events to Trench via the REST API or using the Javascript SDK.

## REST API

```curl
curl \
  -H 'Content-Type: application/json' \
  -H 'Authorization: Bearer YOUR_API_KEY' \
  'YOUR_TRENCH_URL/api/event' \
  -d '
{
  "type": "payment",
  "data": {
    "card": {
        "fingerprint": "f2xvb823k",
        "brand": "visa",
        "country": "US",
        "last4": "4242",
    },
    "user": {
      "id": "45912",
      "name": "John Doe",
      "email": "john@email.com"
    },
    ...
  }
```

## SDK

Install: `npm install @trytrench/sdk`

```typescript
trench.initialize(
  "https://your-trench-url.com",
  "SESSION_ID",
  "CLIENT_API_KEY"
);

trench.pageview();
```