[error] app/models/Job.scala:22: ambiguous implicit values:
[error]  both object IntReads in trait DefaultReads of type play.api.libs.json.Reads.IntReads.type
[error]  and object LongReads in trait DefaultReads of type play.api.libs.json.Reads.LongReads.type
[error]  match expected type play.api.libs.json.Reads[T]
[error]       case Some(bs) => bs.map(Json.fromJson(_))