curl --request GET \
  --url https://matcher.sandbox.lerian.net/v1/matching/contexts/{contextId}/open-items \
  --header 'Authorization: Bearer <token>'

{
  "hasMore": true,
  "items": [
    {
      "ageDays": 1,
      "contextId": "<string>",
      "createdAt": "<string>",
      "currency": "<string>",
      "expectedBalance": "<string>",
      "firstSeenAt": "<string>",
      "id": "<string>",
      "identityKey": "<string>",
      "lastActivityAt": "<string>",
      "runningBalance": "<string>",
      "status": "<string>",
      "updatedAt": "<string>",
      "obligationDate": "<string>",
      "runId": "<string>",
      "transactionId": "<string>"
    }
  ],
  "limit": 100,
  "nextCursor": "<string>",
  "prevCursor": "<string>"
}