Get all conversations

curl --request GET \
  --url https://dev.flextell.ai/api/v1/conversations \
  --header 'Authorization: Bearer <token>'

{
  "data": [
    {
      "id": 123,
      "display_name": "<string>",
      "address": "<string>",
      "last_message_id": "<string>",
      "last_message": "<string>",
      "last_message_at": "<string>",
      "last_message_type": "<string>",
      "last_message_is_customer": "<string>",
      "unread_count": "<string>",
      "agent_disabled": true,
      "agent_expires_at": "2023-11-07T05:31:56Z",
      "agent_disabled_by_user_name": "<string>",
      "customer": {
        "id": 123,
        "first_name": "<string>",
        "last_name": "<string>",
        "phone_number": "<string>",
        "avatar_url": "<string>"
      },
      "channel": {
        "id": 123,
        "name": "<string>",
        "type": "<string>",
        "address": "<string>"
      }
    }
  ]
}