curl --request GET \
  --url https://api.sandbox.paypathiq.com/v1/clients/{clientCode}/collection-summaries/{externalReceivableId} \
  --header 'Authorization: Bearer <token>'

{
  "actions": [
    {
      "channel": "message",
      "executedAt": "2026-10-14T10:02:00Z",
      "origin": "automatic",
      "status": "completed"
    }
  ],
  "commitments": [
    {
      "amount": {
        "amount": "50.00",
        "currency": "EUR"
      },
      "arrangementTotal": {
        "amount": "200.00",
        "currency": "EUR"
      },
      "dueAt": "2026-10-31T00:00:00Z",
      "frequency": "monthly",
      "instalmentsPaid": 1,
      "kind": "payment_plan",
      "nextInstalment": {
        "amount": {
          "amount": "50.00",
          "currency": "EUR"
        },
        "dueAt": "2026-10-31T00:00:00Z"
      },
      "status": "active",
      "totalInstalments": 4
    }
  ],
  "externalReceivableId": "LOAN_5521_INST_07",
  "financialPosition": {
    "confirmedUnreconciledAmount": {
      "amount": "40.00",
      "currency": "EUR"
    },
    "receiptAcknowledgedAmount": {
      "amount": "0.00",
      "currency": "EUR"
    },
    "sourceAmount": {
      "amount": "140.00",
      "currency": "EUR"
    },
    "workingAmount": {
      "amount": "100.00",
      "currency": "EUR"
    }
  },
  "financialType": "loan_instalment",
  "payment": {
    "holds": [],
    "initiationHeld": false
  },
  "reconciliation": {
    "status": "pending_accounting"
  },
  "recovery": {
    "entryMode": "explicit_instruction",
    "held": false,
    "holds": [],
    "state": "eligible"
  }
}

{
  "detail": "API key is invalid, inactive, revoked, or for another environment.",
  "requestId": "29400000-0000-4000-8000-000000000001",
  "status": 401,
  "title": "API key is invalid, inactive, revoked, or for another environment.",
  "type": "https://docs.paypathiq.com/problems/invalid_api_key"
}

{
  "detail": "The Client code is unknown, the grant lacks the required scope, or the calling address is outside the grant's IP allowlist.",
  "requestId": "29400000-0000-4000-8000-000000000001",
  "status": 403,
  "title": "The Client code is unknown, the grant lacks the required scope, or the calling address is outside the grant's IP allowlist.",
  "type": "https://docs.paypathiq.com/problems/client_scope_denied"
}

{
  "detail": "Receivable was not found within the authorized scope.",
  "requestId": "29400000-0000-4000-8000-000000000001",
  "status": 404,
  "title": "Receivable was not found within the authorized scope.",
  "type": "https://docs.paypathiq.com/problems/receivable_not_found"
}

{
  "detail": "Route parameters or the representation are invalid. Route parameters are checked before authentication. Field errors carry a code such as invalid_format, unrecognized_keys, custom, sensitive_external_id, or sensitive_source_reference.",
  "errors": [
    {
      "code": "invalid_format",
      "detail": "Invalid ISO date",
      "pointer": "/dueDate"
    }
  ],
  "requestId": "29400000-0000-4000-8000-000000000001",
  "status": 422,
  "title": "Route parameters or the representation are invalid. Route parameters are checked before authentication. Field errors carry a code such as invalid_format, unrecognized_keys, custom, sensitive_external_id, or sensitive_source_reference.",
  "type": "https://docs.paypathiq.com/problems/validation_error"
}

{
  "detail": "Each API key may send 60 requests per minute and run 1 request at a time. In sandbox, the same limits also apply per Client across all of its keys. Every request, including GET, counts.",
  "requestId": "29400000-0000-4000-8000-000000000001",
  "status": 429,
  "title": "Each API key may send 60 requests per minute and run 1 request at a time. In sandbox, the same limits also apply per Client across all of its keys. Every request, including GET, counts.",
  "type": "https://docs.paypathiq.com/problems/rate_limit_exceeded"
}

{
  "detail": "An unexpected error prevented a safe commit, and nothing was saved. Retry with backoff.",
  "requestId": "29400000-0000-4000-8000-000000000001",
  "status": 503,
  "title": "An unexpected error prevented a safe commit, and nothing was saved. Retry with backoff.",
  "type": "https://docs.paypathiq.com/problems/projection_unavailable"
}