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Summa

Consume Summa API (v.0.1.7)

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Overview

The node "Summa" integrates with the Summa API (version indicated in the code) to perform various operations on different resources. Specifically, for the HLR Subscription resource and the Set MSRN Profile operation, this node allows users to update or set the MSRN (Mobile Station Roaming Number) profile associated with a given IMSI (International Mobile Subscriber Identity). This is useful in telecom environments where managing subscriber roaming profiles dynamically is required.

Practical scenarios include:

  • Updating roaming number profiles for subscribers in mobile network management.
  • Automating subscriber profile changes as part of larger workflows involving SIM or subscription management.
  • Integrating telecom backend systems with external automation platforms like n8n.

Properties

Name Meaning
Imsi The International Mobile Subscriber Identity string identifying the subscriber uniquely.
Msrn Profile The MSRN profile value to be set for the specified IMSI.

Output

The node outputs JSON data representing the result of the Set MSRN Profile operation. This typically includes confirmation of the update, status codes, or any returned data from the Summa API indicating success or failure of the request.

No binary data output is indicated by the source code.

Dependencies

  • Requires an API key credential for authenticating with the Summa API.
  • Uses an HTTP client internally to communicate with the Summa backend service.
  • The node depends on the Summa API being accessible and properly configured with valid credentials.
  • No additional environment variables are explicitly mentioned, but proper network access and API endpoint configuration are implied.

Troubleshooting

  • Authentication errors: Ensure the API key credential is correctly configured and has necessary permissions.
  • Invalid IMSI or MSRN Profile values: Validate input properties before execution; incorrect formats may cause API rejections.
  • Network issues: Confirm that the Summa API endpoint is reachable from the n8n instance.
  • API errors: Check the response JSON for error messages returned by the Summa API to diagnose issues such as quota limits or invalid operations.

Links and References

  • Summa API official documentation (not provided in the source, but recommended to consult).
  • n8n documentation on creating and using custom nodes.
  • Telecom standards references for IMSI and MSRN concepts.

Discussion