List conversations

curl --request GET \
  --url https://api.sandbox.asapp.com/conversation/v1/conversations \
  --header 'asapp-api-id: <api-key>' \
  --header 'asapp-api-secret: <api-key>'

{
  "items": [
    {
      "id": "01BX5ZZKBKACTAV9WEVGEMMVRZ",
      "externalId": "id-111",
      "agent": {
        "externalId": "agent-111",
        "name": "agent-x"
      },
      "customer": {
        "externalId": "customer-x",
        "name": "customer-name-x"
      },
      "metadata": {
        "organizationalGroup": "some-group",
        "subdivision": "some-division",
        "queue": "some-queue"
      }
    }
  ]
}