{
  "firebase_api_key": "${FIREBASE_API_KEY}",
  "firebase_auth_domain": "${FIREBASE_AUTH_DOMAIN}",
  "firebase_project_id": "${FIREBASE_PROJECT_ID}",
  "firebase_storage_bucket": "${FIREBASE_STORAGE_BUCKET}",
  "firebase_messaging_sender_id": "${FIREBASE_MESSAGING_SENDER_ID}",
  "firebase_app_id": "${FIREBASE_APP_ID}",
  "firebase_measurement_id": "${FIREBASE_MEASUREMENT_ID}"
}