POSTFetch Instrument API
Use Case
This API returns all applicable instruments for the customer and merchant combination with the information about fund sufficiency for each instrument.
In case of funds are insufficient in the instrument, the deficit amount is returned along with the instrument details.
Request Attributes
Head
Attribute | Description |
---|---|
version string(4) optional | Version of the API. Example: v1 |
channelId string(3) optional | The parameter value identifies the Channel for which API call is initiated. Possible values:
WEB
,
For websites, the value to be passed should be "WEB"
WAP
For Mobile websites/App, the value to be passed should be "WAP"
|
requestTimestamp string(15) optional | EPOCH timestamp of the time at which request is being sent. |
clientId string(3) mandatory | Paytm use the merchant key on the basis of clientId parameter value. It requires only if the merchant has more than one key. Example: C11 |
signature string(108) mandatory | Paytm validates the request and ensures that parameters are not tempered by verifying the signature in the request. For creating the checksum (signature) refer to the steps given in Checksum Logic. |
Body
Attribute | Description |
---|---|
userToken string mandatory | This is a unique token linked with user's Paytm wallet and is provided in the response while linking user's Paytm wallet. |
mid string(20) mandatory | Paytm provides MID as a unique identifier to each merchant. For your staging MID, click here. You get the production MID post the account activation. Example: INTEGR7769XXXXXX9383 |
txnAmount double optional | Txn Amount to compare with pay Option balance. |
subwalletAmount object optional | This parameter is required to limit the maximum amount that could be deducted from a particular subwallet. This parameter is only used for payMode PPI (Paytm Wallet). Possible Keys: FOOD, GIFT, MULTI_PURPOSE_GIFT, TOLL, CLOSED_LOOP_WALLET, CLOSED_LOOP_SUB_WALLET, FUEL, INTERNATIONAL_FUNDS_TRANSFER, CASHBACK, GIFT_VOUCHER. e.g. "subwalletAmount":{ "FOOD": "2"} |
showExpiredMerchantGVBalance boolean optional | This parameter is required in merchant wants to have expired Merchant GV Balance in Fetch Instrument Response. Possible Values: TRUE, FALSE. |
Response Attributes
Head
Attribute | Description |
---|---|
clientId string(3) | Paytm use the merchant key on the basis of clientId parameter value. It requires only if the merchant has more than one key. Example: C11 |
version string(2) | Version of the API passed in the request. |
responseTimestamp string(15) | EPOCH timestamp of the time at which response is being sent. |
Body
Attribute | Description | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
resultInfo object | This parameter gives the information about the result of the API response | ||||||||||||||||
ResultInfo +
| |||||||||||||||||
payOptions object | List of payOptions that a user can pay from to a merchant. | ||||||||||||||||
PayOptions +
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Response Codes & Messages
resultCode | resultStatus | resultMsg |
---|---|---|
SUCCESS | SUCCESS | Request served successfully. |
FI_0001 | FAILURE | Invalid Request. |
FI_0002 | FAILURE | Merchant is on agreement pay. |
FI_0003 | FAILURE | Invalid Token. |
WM_1003 | FAILURE | Merchant does not exist. |
403 | FAILURE | Unauthorized Access |
GE_0003 | FAILURE | We could not get the requested details. Please try again. |
GE_3 | FAILURE | Internal server error. |
RU_1000 | FAILURE | Paytm wallet option is not available. Please visit Paytm app wallet section |
curl -X POST 'https://securegw-stage.paytm.in/paymentservices/fetch/instrument' \
--header 'Content-Type: application/json' \
--data '{"body":{"mid":"{mid}","userToken":"eyJlbmMiOiJBMjU2R0NNIiwiYWxnIjoiZGlyIn0..xxxxxxxxxxx.9iHTtWbCZ0I6qbn2sUnyz5siw1fqbmtEnFMFE7nSIX-yrwCkiGfAC6QmPr9q-tw8LMPOh5-3UXRbpeVZEupQd3wNyaArWybRX2HAxJDRD8mxJ_wxzJM6GZ1ov4O3EIsx2Y_Zr0aHCd3VbnTjRUnlVdxXJPFG8QZs0b_2TVdoAX3_QjZS8_dwcmIWoH8ebDzOIs7MJacETfMtyFGAo8Xc0LjznToUWvTsTbIXQoF1yB0.1fZFAYJVsY61BTv2htLcXQ8800"},"head":{"clientId":"C11","signature":"{signature}"}}'