Expletus Sans / 400
{
  "copyright": {
    "en": "Copyright 2019 The Expletus Sans Project Authors (https://github.com/googlefonts/Expletus-Sans)"
  },
  "licenseURL": {
    "en": "https://scripts.sil.org/OFL"
  }
}

Expletus Sans / 600
{
  "copyright": {
    "en": "Copyright 2019 The Expletus Sans Project Authors (https://github.com/googlefonts/Expletus-Sans)"
  },
  "licenseURL": {
    "en": "https://scripts.sil.org/OFL"
  }
}

Expletus Sans / 700
{
  "copyright": {
    "en": "Copyright 2019 The Expletus Sans Project Authors (https://github.com/googlefonts/Expletus-Sans)"
  },
  "licenseURL": {
    "en": "https://scripts.sil.org/OFL"
  }
}