Get Exchange Rate

Developing

POST

/openapi/v1/mint-redeem/exchange-rate

This API retrieves the current exchange rate between two currencies, which is
used for performing a swap transaction.
The exchange rate is valid for 30 seconds and can only be used once.

Request

Body Params text/plain

Example

Field	Type	Required
query	Object	Y
sellCurrency	String	Y
buyCurrency	String	Y

Example:{ "query": { "sellCurrency": "USD", "buyCurrency": "WUSD" } }

Request samples

Shell

JavaScript

Java

Swift

PHP

Python

HTTP

Objective-C

Ruby

OCaml

Dart

curl --location --request POST 'https://wallet.test.wspn.io/openapi/v1/mint-redeem/exchange-rate' \
--header 'Content-Type: text/plain' \
--data-raw '{
"query": {
        "sellCurrency": "USD",
        "buyCurrency": "WUSD"
    }
}'

Responses

🟢200成功

application/json

Body

header

object

required

success

boolean

required

result

object

required

sellCurrency

string

required

buyCurrency

string

required

rateExpiryTime

string

required

rate

string

required

quoteId

string

required

sellBalance

string

required

Example

{
  "header": {
    "success": true
  },
  "result": {
    "sellCurrency": "USD",
    "buyCurrency": "WUSD",
    "rateExpiryTime": "2025-01-03 17:39:09",
    "rate": "0.9000",
    "quoteId": "8016139035117494952",
    "sellBalance": "0.00"
  }
}

Get Fiat Transaction

Create Mint/Redeem