svelte-i18n/test/fixtures/en.json

{
  "form": {
    "field_1_name": "Name",
    "field_2_name": "Lastname"
  },
  "photos": "You have {n, plural, =0 {no photos.} =1 {one photo.} other {# photos.}}",
  "title": "Page title",
  "sneakers": "sneakers"
}