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Summa

Consume Summa API (v.0.1.7)

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Overview

This node integrates with the Summa API to perform various operations related to telecommunications subscriptions and services. Specifically, for the HLR Subscription resource and the Remove CSE Notification Profile operation, it allows users to remove a CSE (Charging System Entity) notification profile associated with a subscriber identified by their IMSI (International Mobile Subscriber Identity).

This operation is useful in scenarios where a telecom operator needs to update or clean up subscriber profiles by removing outdated or incorrect notification profiles linked to their HLR (Home Location Register) subscription data.

Practical example:
A telecom operator wants to stop receiving certain charging notifications for a subscriber who has changed their service plan. Using this node operation, they can remove the existing CSE notification profile tied to that subscriber’s IMSI.

Properties

Name Meaning
Imsi The International Mobile Subscriber Identity of the subscriber whose CSE notification profile should be removed. This is a required string input.

Output

The node outputs JSON data representing the result of the Remove CSE Notification Profile operation. This typically includes confirmation of success or failure, along with any relevant response details from the Summa API.

If the operation involves binary data (not indicated here), it would represent files or other binary payloads returned by the API, but this specific operation focuses on JSON responses.

Dependencies

  • Requires an active connection to the Summa API via an API key credential.
  • The node depends on internal helper classes for HTTP requests, state management, and operation resolution/execution.
  • Proper configuration of the Summa API credentials within n8n is necessary for authentication.

Troubleshooting

  • Common issues:

    • Invalid or missing IMSI value will cause the operation to fail.
    • Authentication errors if the API key credential is not set up correctly.
    • Network connectivity problems when reaching the Summa API endpoint.
  • Error messages:

    • Authentication failures usually indicate invalid or expired API credentials; verify and update them.
    • Validation errors may occur if the IMSI format is incorrect; ensure the IMSI is a valid string.
    • API response errors might include details about why the removal failed (e.g., profile not found); check the output message for specifics.

Links and References

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