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Summa

Consume Summa API (v.0.1.7)

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Overview

This node, named "Summa," is designed to interact with the Summa API (version indicated in the code). Specifically, for the LTE Subscription resource and the Get V2X Subscription Data operation, it retrieves Vehicle-to-Everything (V2X) subscription data associated with a given IMSI (International Mobile Subscriber Identity). This can be useful in telecommunications scenarios where you need to query detailed subscription information related to LTE V2X services, such as for network management, diagnostics, or subscriber analytics.

Practical examples include:

  • Fetching V2X subscription details for a specific mobile subscriber identified by their IMSI.
  • Integrating with backend systems to automate retrieval of LTE subscription data for fleet management or connected vehicle services.
  • Monitoring or auditing LTE V2X subscriptions in a telecom operator environment.

Properties

Name Meaning
Imsi The International Mobile Subscriber Identity (IMSI) string identifying the LTE subscription whose V2X data is to be retrieved. This is a required input.

Output

The node outputs JSON data containing the V2X subscription information corresponding to the provided IMSI. The exact structure depends on the Summa API response but typically includes fields describing the subscription status, capabilities, and related metadata for the LTE V2X service.

If the node supports binary data output, it would represent any non-JSON payloads returned by the API; however, based on the provided code and context, the primary output is structured JSON data.

Dependencies

  • Requires an active connection to the Summa API via an API key credential (referred generically as "an API key credential").
  • The node uses internal helper classes for HTTP requests and state management.
  • No additional external dependencies are explicitly mentioned beyond the bundled modules.
  • Proper configuration of the API credential within n8n is necessary for successful execution.

Troubleshooting

  • Common issues:

    • Invalid or missing IMSI parameter will cause the operation to fail.
    • Incorrect or expired API credentials will result in authentication errors.
    • Network connectivity problems may prevent reaching the Summa API endpoint.
    • Unexpected API responses or changes in the Summa API could lead to parsing errors.
  • Error messages and resolutions:

    • Authentication errors: Verify that the API key credential is correctly configured and has not expired.
    • Parameter validation errors: Ensure the IMSI value is provided and formatted correctly.
    • Network errors: Check internet connectivity and firewall settings allowing outbound requests to the Summa API.
    • API response errors: Consult Summa API documentation or support if the API returns unexpected error codes.

Links and References

  • Summa API official documentation (not provided in source; consult your API provider)
  • n8n documentation on creating and using API credentials
  • General info on IMSI and LTE V2X technology for context on the data being retrieved

Discussion