POST /api/v1/client/check
Request Headers Header Value Required X-API-Key string Yes Content-Type application/json Yes
Request Body Name Type Required Description phone_number string Yes Client phone number (11 digits)
Response Body {"status":"accepted","event_id":"550e8400-e29b-41d4-a716-446655440000"}Examples cURL Python Go PHP
curl -X POST https://massaccess.net/api/v1/client/check \
-H "Content-Type: application/json" \
-H "X-API-Key: YOUR_API_KEY" \
-d '{
"phone_number": "12345678901"
}'Code Message Description 202 Accepted Message accepted into processing queue 401 Unauthorized Invalid or missing X-API-Key 422 Unprocessable Entity Validation error — invalid phone number format 429 Rate Limit Too many requests 500 Internal Error Server-side error
Change Phone Number