UnicodeDecodeError: 'ascii' codec can't decode byte 0xd0 in position 74: ordinal not in range(128)

[pavelsr]

ok ( "name":"Hello world" )

$ curl -d '{"job_class_string":"simple_scheduler.jobs.sample_job.AwesomeJob","name":"Hello world","month":"1"}' -H "Content-Type: application/json" -X POST http://localhost:8888/api/v1/jobs
{"job_id": "a1d9c1861c6b11ea885b0242c0a82002"}

not ok ( "name":"Россия", utf8 symbols ) :

$ curl -d '{"job_class_string":"simple_scheduler.jobs.sample_job.AwesomeJob","name":"Россия","month":"1"}' -H "Content-Type: application/json; charset=utf-8" -X POST http://localhost:8888/api/v1/jobs
Traceback (most recent call last):
  File "/mnt/scheduler/local/lib/python2.7/site-packages/tornado/web.py", line 1422, in _execute
    result = self.prepare()
  File "/mnt/scheduler/src/ndscheduler/ndscheduler/server/handlers/base.py", line 25, in prepare
    self.json_args = json.loads(self.request.body.decode())
UnicodeDecodeError: 'ascii' codec can't decode byte 0xd0 in position 74: ordinal not in range(128)