# `PATCH /entity/{entityId}/address/{id}`

Protected. Requires a valid session cookie (`credentials: 'include'`).

Update entity address

Patches address fields that are present.

## Path parameters

| Param | Required | Type | Description |
|-------|----------|------|-------------|
| `entityId` | yes | integer |  |
| `id` | yes | integer |  |

## Body (JSON)

| Field | Required | Type | Description |
|-------|----------|------|-------------|
| `addressType` | no | string |  |
| `firstName` | no | string |  |
| `name` | no | string |  |
| `street` | no | string |  |
| `streetNumber` | no | string |  |
| `zip` | no | string |  |
| `city` | no | string |  |
| `county` | no | string |  |

```json
{
  "city": "München",
  "zip": "80331"
}
```

## Response `200`

Updated address

```json
{
  "address": {
    "id": 1,
    "entityId": 1,
    "firstName": "…",
    "name": "…",
    "street": "…",
    "streetNumber": "…",
    "zip": "…",
    "city": "…",
    "county": "…",
    "addressType": "…"
  }
}
```

## Errors

| Status | Description |
|--------|-------------|
| 400 | Address type required, invalid ids, or no company selected — `{"error":"…"}` |
| 401 | Unauthorized — `{"error":"…"}` |
| 403 | Not authorized — `{"error":"…"}` |
| 404 | Address, entity, or company not found — `{"error":"…"}` |

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