Postman (sample collection)

Minimal collection with variables:

{
  "info": {
    "name": "Tradesmarter External Wallet",
    "schema": "https://schema.getpostman.com/json/collection/v2.1.0/collection.json"
  },
  "variable": [
    { "key": "sessionId", "value": "" },
    { "key": "userId", "value": "" },
    { "key": "userName", "value": "" },
    { "key": "chosenCurrency", "value": "USD" },
    { "key": "launchToken", "value": "" },
    { "key": "tradingBase", "value": "https://trading.<yourbrand>

Message Integrity (Digest)

Wallet/Trade Actions