POST
/
api
/
platform
/
card
/
add-payee-card
/
{user_id}
Add Payee Card
curl --request POST \
  --url https://api.sandbox.paywint.com/api/platform/card/add-payee-card/{user_id} \
  --header 'Content-Type: application/json' \
  --header 'X-Platform-ID: <x-platform-id>' \
  --header 'X-Signature: <x-signature>' \
  --data '{
  "payee_id": "f47ac10b-****-****-****-0e02b2c3d479",
  "card_nick_name": "Personal Visa Card",
  "card_number": "0000",
  "card_exp": "06/2030"
}'
{
  "success": true,
  "message": "Operation completed.",
  "data": {
    "payee_id": "f47ac10b-****-****-****-0e02b2c3d479",
    "card_id": "b62f010b-****-****-****-9e02b2c3d478",
    "card_nick_name": "Personal Visa Card",
    "card_number": "1111",
    "card_exp": "06/2030"
  },
  "queryGeneratedTime": 1718006400
}

Headers

​
X-Platform-ID
string<uuid>
required

Unique platform identifier (UUID). You receive this during onboarding. Must be sent with every API request.

​
X-Signature
string
required

HMAC-SHA256 request signature for authentication. Use your platform secret key to compute it as: METHOD + PATH + QUERY + BODY_HASH.

Path Parameters

​
user_id
string<uuid>
required

Unique identifier (UUID) of the user

Body

application/json
​
payee_id
string<uuid4>
required

Unique identifier (UUID) of the payee

Example:

"f47ac10b-****-****-****-0e02b2c3d479"

​
card_nick_name
string
required

User-defined nickname to identify or label the card (e.g., 'Business Visa').

Maximum length: 100
Example:

"Personal Visa Card"

​
card_number
string
required

Card number of the payee.

Maximum length: 16
Example:

"0000"

​
card_exp
string
required

Card expiration date in MM/YYYY format.

Maximum length: 10
Example:

"06/2030"

Response

Successful Response

​
success
boolean
default:true

Indicates whether the request was processed successfully.

Example:

true

​
message
string
default:Success

A short, human-readable message describing the result of the request.

Example:

"Operation completed."

​
data
object | null

The main response payload, if applicable

​
queryGeneratedTime
number | null
default:1756883312.350897

The Unix timestamp (in seconds) indicating when the response was generated.

Example:

1718006400