You can add text in the era body but it is not showing up.
Reported in: https://h5p.org/comment/17245#comment-17245
Sample content: https://h5p.org/node/157517
Content created in H5P.org
OS: macOS Sierra (V10.12.3)
Browsers: Firefox Version 54.0.1 (64-bit)Chrome Version 62.0.3202.62 (Official Build) (64-bit)Safari Version 10.0.3 (12602.4.8)
Text in era body should show in the content.