Problem with parsing .json file on topic

[gzukowski]

Describe the bug
When sending a .json file to a topic, it is considered invalid if all the values are not specified in a single line.

Valid json:

Error:

A json file with the content in a single line:

Steps to Reproduce

1. Run sequence, which can consume the topic with "application/x-ndjson" contentType.
2. Send a valid .json file, which has the most common syntax to the topic.

Expected behavior
This should parse any valid .json file.