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Plivo Unsupported Media Type error encountered when sending an SMS via Plivo API.

The media type specified in the request is not supported by Plivo API.

Understanding Plivo: A Powerful SMS Communication API

Plivo is a leading cloud-based communication platform that provides a suite of APIs for voice and SMS services. It enables developers to integrate communication capabilities into their applications seamlessly, allowing for efficient and scalable messaging solutions. Plivo's SMS API is particularly popular for sending and receiving text messages globally, offering features such as delivery reports, message queuing, and more.

Recognizing the Symptom: Unsupported Media Type

When using the Plivo API, you might encounter an error message stating 'Unsupported Media Type'. This error typically occurs when the API request is made with a media type that is not recognized or supported by Plivo. As a result, the request fails, and the intended SMS is not sent.

Common Scenarios

  • Attempting to send an SMS with an incorrect Content-Type header.
  • Using a media type that is not listed in Plivo's API documentation.

Exploring the Issue: What Causes Unsupported Media Type?

The 'Unsupported Media Type' error is an HTTP status code 415. It indicates that the server refuses to accept the request because the payload format is in an unsupported format. In the context of Plivo, this usually means that the Content-Type header in your HTTP request is not set to a supported value.

Supported Media Types

Plivo's API documentation specifies the supported media types for requests. Typically, for sending SMS, the Content-Type should be set to application/json or application/x-www-form-urlencoded. Using any other media type will result in this error.

Steps to Fix the Unsupported Media Type Error

To resolve this issue, follow these steps:

  1. Check the API Documentation: Review the Plivo API documentation to ensure you are using a supported media type.
  2. Set the Correct Content-Type: In your HTTP request, ensure that the Content-Type header is set to a supported value. For example, if you are sending JSON data, use:Content-Type: application/json
  3. Verify Your Request Payload: Ensure that the request payload matches the format specified in the documentation. If using JSON, validate your JSON structure.
  4. Test Your Request: Use tools like Postman or cURL to test your API request and confirm that the correct Content-Type is being sent.

Conclusion

By ensuring that your API requests adhere to the supported media types specified by Plivo, you can avoid the 'Unsupported Media Type' error and ensure successful SMS delivery. Always refer to the latest Plivo documentation for updates and best practices.

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Plivo Unsupported Media Type error encountered when sending an SMS via Plivo API.

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