app_vue2/models/PersonActivity.ts

import {Model, Attr, Str} from '@vuex-orm/core'

export class PersonActivity extends Model{
  static entity = 'person_activities'

  @Attr(null)
  id!: number | null

  @Str('', {nullable: true})
  startDate!: string

  @Str('', {nullable: true})
  complementSpeciality!: string
}