{
  "api_key": "key-0e8pwgtt5ylx0m94xwuzqys2-o0x4-77",
  "domain": "sandbox77047.mailgun.org",
  "api_key_mg": "key-3ax6xnjp29jd6fds4gc373sgvjxteol0",
  "domain_mg": "samples.mailgun.org"
}