curl -L -X GET 'https://flux.postacksolutions.com/api/conversations' \
  -H 'Authorization: Bearer YOUR_ACCESS_TOKEN'

{
  "conversations": [
    {
      "id": "conv_123",
      "name": "Chat with Jane",
      "isGroup": false,
      "participants": ["user_123", "user_456"],
      "createdAt": "2024-01-15T10:30:00Z"
    }
  ]
}