Cantarell / 400
{
  "copyright": {
    "en": "Copyright 2009 The Cantarell Project Authors (https://github.com/davelab6/cantarell)"
  },
  "license": {
    "en": "This Font Software is licensed under the SIL Open Font License, Version 1.1. This license is available with a FAQ at: https://scripts.sil.org/OFL"
  },
  "licenseURL": {
    "en": "https://scripts.sil.org/OFL"
  }
}

Cantarell / 700
{
  "copyright": {
    "en": "Copyright 2009 The Cantarell Project Authors (https://github.com/davelab6/cantarell)"
  },
  "license": {
    "en": "This Font Software is licensed under the SIL Open Font License, Version 1.1. This license is available with a FAQ at: https://scripts.sil.org/OFL"
  },
  "licenseURL": {
    "en": "https://scripts.sil.org/OFL"
  }
}