curl --request GET \
  --url https://api.buildwithchirp.com/v1/whatsapp/phone-numbers/{phoneNumberId}/settings \
  --header 'Authorization: Bearer <token>'

{
  "calling": {
    "status": "enabled",
    "callIconVisibility": "visible",
    "video": {
      "status": "enabled"
    },
    "ipAddresses": [
      "192.168.1.1"
    ],
    "callbackPermissionStatus": "granted",
    "sip": {
      "server": "sip.example.com",
      "username": "user123"
    }
  },
  "userIdentityChange": {
    "enableIdentityKeyCheck": true
  },
  "payloadEncryption": {
    "status": "disabled",
    "clientEncryptionKeyFingerprint": "<string>",
    "cloudEncryptionKey": "<string>"
  },
  "storageConfiguration": {
    "status": "default",
    "dataLocalizationRegion": "US"
  }
}