POSTValidate Aadhaar
Submit sender's Aadhaar number for OTP-based validation in the PPI Levin wallet onboarding flow.
Triggers Aadhaar OTP dispatch for a PPI Levin wallet sender. Requires a wallet_token and wallet_id from the preceding Verify Sender OTP step. Returns an otp_ref_id to be used in the PPI Levin Validate OTP call.
Request
Path parameters
| Field | Type | Required | Description |
|---|---|---|---|
customer_id | string | required | Sender's mobile number.e.g. 9876543210 |
customer_idstringRequiredSender's mobile number.
example: 9876543210
Body parameters
| Field | Type | Required | Description |
|---|---|---|---|
initiator_id | string | required | Registered mobile number of the API user (see Platform Credentials).e.g. 9962981729 |
client_ref_id | string | optional | Unique reference ID per API call, generated by your system (max 20 characters).e.g. 2026010100123456789 |
aadhar | string | required | 12-digit Aadhaar number of the sender.e.g. 123456789012 |
wallet_token | string | required | Wallet authentication token returned from the Verify Sender OTP response.e.g. wtkn_abc123xyz |
wallet_id | string | required | Wallet identifier returned from the Verify Sender OTP response.e.g. wlt_0091234 |
initiator_idstringRequiredRegistered mobile number of the API user (see Platform Credentials).
example: 9962981729
client_ref_idstringoptionalUnique reference ID per API call, generated by your system (max 20 characters).
example: 2026010100123456789
aadharstringRequired12-digit Aadhaar number of the sender.
example: 123456789012
wallet_tokenstringRequiredWallet authentication token returned from the Verify Sender OTP response.
example: wtkn_abc123xyz
wallet_idstringRequiredWallet identifier returned from the Verify Sender OTP response.
example: wlt_0091234
These headers authenticate and sign every request. See How Auth Works for details.
| Field | Type | Required | Description |
|---|---|---|---|
developer_key | string | required | Static API key issued to your account after KYC. |
secret-key | string | required | Dynamic per-request signature: base64(HMAC-SHA256(timestamp, base64(access_key))). |
secret-key-timestamp | string | required | Current time in milliseconds since UNIX epoch, used to compute secret-key. Must match server time. |
content-type | string | required | application/jsone.g. application/json |
developer_keystringRequiredStatic API key issued to your account after KYC.
secret-keystringRequiredDynamic per-request signature: base64(HMAC-SHA256(timestamp, base64(access_key))).
secret-key-timestampstringRequiredCurrent time in milliseconds since UNIX epoch, used to compute secret-key. Must match server time.
content-typestringRequiredapplication/json
example: application/json
Responses
statusnumberPrimary success indicator (0 = success).
messagestringHuman-readable response / error message.
response_status_idnumberGranular status id; see the shared error-codes table.
response_type_idnumberA unique id for every possible response shape (success or error) — useful for client logic branching and analytics.
dataobjectAPI-specific response payload.
otp_ref_idstringReference ID for the Aadhaar OTP session — pass to the PPI Levin Validate OTP call.
mobile_hintstringMasked mobile number to which the Aadhaar OTP was dispatched.