BUG #8293: There are no methods to convert json scalar text to text in v9.3 beta2

The following bug has been logged on the website:

Bug reference:      8293
Logged by:          Yaroslav Potapov
Email address:      jaroslav.potapov@gmail.com
PostgreSQL version: Unsupported/Unknown
Operating system:   All
Description:

SELECT '"a\"b"'::json::text


returns text: '"a\"b"' ,
but it must return 'a"b' in my opinion.


Thank you.