Upload a new file

curl "https://api.phrase.com/v2/projects/:project_id/uploads" \
  -u USERNAME_OR_ACCESS_TOKEN \
  -X POST \
  -F branch=my-feature-branch \
  -F file=@/path/to/my/file.json \
  -F file_format=json \
  -F locale_id=abcd1234cdef1234abcd1234cdef1234 \
  -F tags=awesome-feature,needs-proofreading \
  -F locale_mapping[en]=2 \
  -F format_options[foo]=bar

{
  "id": "abcd1234cdef1234abcd1234cdef1234",
  "filename": "example.json",
  "format": "json",
  "state": "success",
  "tag": "tag",
  "summary": {
    "locales_created": 2,
    "translation_keys_created": 162,
    "translation_keys_updated": 10,
    "translation_keys_unmentioned": 0,
    "translations_created": 291,
    "translations_updated": 3,
    "tags_created": 2,
    "translation_keys_ignored": 0
  },
  "created_at": "2015-01-28T09:52:53Z",
  "updated_at": "2015-01-28T09:52:53Z"
}