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POST
/
{locale}
/
shop
/
auth
/
send-app-link
curl -X POST "https://staging-api.loyalty.lt/lt/shop/auth/send-app-link" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: your_api_key" \
  -H "X-API-Secret: your_api_secret" \
  -d '{
    "shop_id": 123,
    "phone": "+37060000000",
    "customer_name": "Jonas"
  }'

{
  "success": true,
  "code": 200,
  "request_id": "550e8400-e29b-41d4-a716-446655440000",
  "message": "App download link sent successfully"
}

​
Send App Download Link

Send an SMS to a customer with a link to download the Loyalty.lt mobile app. Useful for onboarding new customers at point of sale.

​
Endpoint

POST /{locale}/shop/auth/send-app-link

​
Authentication

​
X-API-Key
string
required
API key from Partners Portal
​
X-API-Secret
string
required
API secret from Partners Portal

​
Path Parameters

​
locale
string
required
Language code for localized SMS message (e.g., en, lt)

​
Request Body

​
phone
string
required
Customer’s phone number in international formatFormat: +[country_code][number] (E.164)Example: +37060000000
​
shop_id
integer
required
Shop ID - identifies which shop location is sending the invite
​
customer_name
string
Optional customer name for personalized messageMax length: 255 characters
​
language
string
Language for SMS message (lt or en)Default: Uses locale from URL path

​
Response

​
success
boolean
true if SMS was sent successfully
​
message
string
Confirmation message
curl -X POST "https://staging-api.loyalty.lt/lt/shop/auth/send-app-link" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: your_api_key" \
  -H "X-API-Secret: your_api_secret" \
  -d '{
    "shop_id": 123,
    "phone": "+37060000000",
    "customer_name": "Jonas"
  }'

{
  "success": true,
  "code": 200,
  "request_id": "550e8400-e29b-41d4-a716-446655440000",
  "message": "App download link sent successfully"
}

​
Error Codes

CodeDescription
1100Validation failed (invalid phone format)
1005Partner not authenticated
1607SMS service failed

​
SMS Content

The SMS contains:
  • Personalized greeting (if customer_name provided)
  • Partner/shop name
  • App Store and Google Play download links
  • Brief description of loyalty benefits

​
Use Cases

POS Onboarding

Invite customers to join loyalty program during checkout

New Customer Welcome

Send app link after creating loyalty card for new customer