gistfile1.txt

request body: {
   "artist.begin-date.day" : 13,
   "artist.begin-date.month" : 11,
   "artist.begin-date.year" : 1982,
   "artist.ended" : 0,
   "artist.name" : "倖田 來未",
   "artist.sort-name" : "Koda Kumi",
   "editor" : 1
}

response->code:    400
response->content: {"artist.sort-name":"Text must be a non-empty string","editor":"Reference could not be resolved","artist.name":"Text must be a non-empty string"}