Returns a specific assignment

Example response

{
  "data": {
    "id": 1,
    "first_line": "Mounting solar panels",
    "icon": "fa-calendar-check",
    "color": "#f3a622",
    "contrast_color": "dark",
    "custom_number": "AS-123",
    "project_id": 1,
    "customer_address_id": 1,
    "template_id": 1,
    "recurring_rule_id": 1,
    "title": "Mounting solar panels",
    "description": "Install 12 panels on the roof",
    "to_be_documented": "Protocol the mounting of the solar panels",
    "internal_info": "The customer is very nice",
    "timezone": "Europe/Berlin",
    "state": "SCHEDULED",
    "duration": 3600,
    "planned_time": 60,
    "target_time": 60,
    "calculated_sales_volume": "500.00",
    "source": "manual"
  }
}