Error: "Request Entity Too Large"

Questions and Answers Strapi Backend
1
System Information
  • Strapi Version: 3.6.11
  • Database: postgres
  • Node Version: 14
  • NPM Version: 6

How to avoid following error when I am trying to ‘Save’ too long markdown text in a RichText field? Even if I split the text to a several separate RichText fields I got the error.

error: “Request Entity Too Large”
message: “request entity too large”
statusCode: 413

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