Request
POST /lien/place |
Request attributes
| Attribute | Type | Description | Required |
|---|---|---|---|
| requestId | String | A unique id for every request sent across. Very necessary for the mac | True |
| walletId | String | The wallet id of the wallet to place a lien on | True |
| amount | Long | The amount to be placed on lien, in minor. | True |
| transactionReference | String | The reference that can be used to retrieve the transaction | True |
| mac | String | The hash included in every request that is used to make sure the request is fromthe actual source, and has not been tampered with | True |
| transactionDateTime | LocalDateTime | This is the date and time the transaction occurred | False |
| terminalId | String | This is an identifier for the terminal the transaction came from | True |
| terminalType | String | A 2 digit string that defines the type of terminal. | True |
| merchantId | String | The merchant that accepted the card | True |
| acquiringInstitutionId | String | An id to identify the institution that acquired the transaction | False |
| currencyCode | String | A code that identifies the currency the transaction was done on | True |
| cardAcceptorNameLocation | String | The name and location of the card acceptor | True |
| rrn | String | This is the Retrieval Ref Number | True |
| stan | String | This is the System Trace Audit Number | True |
Request Mac
The request mac is generated by concatenating the following attributes in the order which they occur, generate a HMAC using the shared private key and get the hex string of the result. More details about the MAC in section 1.0
transactionReference
requestId
walletId
rrn
stan
amount
currencyCode
Response atrributes
| Attribute | Type | Description | Required |
|---|---|---|---|
| requestId | String | The request id that came with the request. | True |
| responseCode | String | The code that signifies the status of the operation. | True |
| amount | Long | The amount that came with the request. | True |
| transactionReference | String | The reference that came with the request | True |
| mac | String | The hash included in every response that is used to make sure the request is fromthe actual source it should be and has not been tampered with | True |
Response Mac
The response mac is generated by concatenating the following attributes in the order which they occur, generate a HMAC using the shared private key and get the hex string of the result. More details about the MAC in section 1.0
transactionReference
requestId
responseCode
Sample requests
The sample requests for the debit only covers for 3 scenarios. It should be noted that the difference with a response from the other is just the response code. The response code table in section 4.0 can be used to know the response code that can be used for other scenarios that might not be covered in the sample requests.
Successful
Request
{"requestId": "1fds5d6f7g8hijokmojih6f5d","walletId": "1234567894","amount": 100,"transactionReference": "11123456789","mac": "hexdigest","transactionDateTime": "2020-05-15T13:32:09","terminalId": "3IWPDVNA","terminalType": "21","merchantId": "WEBPAYDIRECTVNA","acquiringInstitutionId": "428051043","currencyCode": "566","cardAcceptorNameLocation": "MATRIX ENERGY LIMITE LA LANG","rrn" : "000111000111","stan" : "000018"} |
Response
{"amount": 100,"responseCode": "00","transactionReference": "11123456789","requestId": "1","mac": "hexdigest"} |
Invalid mac
Request
{"requestId": "1fds5d6f7g8hijokmojih6f5d","walletId": "1234567894","amount": 1000,"transactionReference": "11123456789","mac": "hexdigest","transactionDateTime": "2020-05-15T13:32:09","terminalId": "3IWPDVNA","terminalType": "21","merchantId": "WEBPAYDIRECTVNA","acquiringInstitutionId": "428051043","currencyCode": "566","cardAcceptorNameLocation": "MATRIX ENERGY LIMITE LA LANG","rrn" : "000111000111","stan" : "000018"} |
Response
{"amount": 1000,"responseCode": "12","transactionReference": "11123456789","requestId": "1","mac": "hexdigest"} |
Insufficient funds
Request
{"requestId": "1fds5d6f7g8hijokmojih6f5d","walletId": "1234567894","amount": 1000,"transactionReference": "11123456789","mac": "hexdigest","transactionDateTime": "2020-05-15T13:32:09","terminalId": "3IWPDVNA","terminalType": "21","merchantId": "WEBPAYDIRECTVNA","acquiringInstitutionId": "428051043","currencyCode": "566","cardAcceptorNameLocation": "MATRIX ENERGY LIMITE LA LANG","rrn" : "000111000111","stan" : "000018"} |
Response
{"amount": 1000,"responseCode": "51","transactionReference": "11123456789","requestId": "1","mac": "hexdigest"} |