The required parameters include:
- userid: Your SMSGatewayCenter username.
- password: Your account password.
- audioType: Set to pin for OTP voice calls.
- sendMethod: Set to quick.
- mobile: Recipient’s mobile number (e.g., 919999999999).
- pin: The OTP code to be sent (e.g., 906547).
- pinClipId: The audio clip to use (e.g., ‘OneTimePassword’, ‘VerificationCode’, ‘Default’, ‘FollowingCode’, ‘Registration’, ‘UseThisCode’).
- pinRepeatCount: Number of times to repeat the clip and PIN (e.g., 1 or 2).
- reDial: Number of redial attempts (e.g., 1 or 2).
- redialInterval: Interval between redial attempts in minutes (options: 5, 10, 15).
- format: Response format (e.g., json).
- duplicateCheck: Set to true to avoid duplicate calls.
Example: https://unify.smsgateway.center/VoiceApi/send?userid=YourUserId&password=YourPassword&audioType=pin&sendMethod=quick&mobile=919999999999&redialInterval=5&reDial=1&duplicateCheck=true&format=json&pin=906547&pinClipId=OneTimePassword&pinRepeatCount=1