Buy (Fiat On-Ramp)
These endpoints are used to get exchange rates and initiate buy orders on the Axis API
The minimum Stable Coin buy is $10 (USDT, USDC, E-USDT).
Exchange Rate
This endpoint is used to get both buy and sell rates between the fiat and crypto pair e.g. NGN-> USDT or USDT->NGN.
This endpoint is used to get the exchange rate
POST https://exchanger-api.fuspay.finance/api/v1/no-auth/Axis/ExchangeRate/
Headers
Authorization*
String
Bearer ${partner_secret_key}
Content-Type*
String
application/json
x-partner-id*
String
Your partner ID eg. p602xxx
Request Body
fiat*
String
this is the fiat of the currency pair eg "NGN"
Request Body
Response
"FIAT(NGN)/STABLE_COIN(USDT)": "This notation means you are buying the stable coin at the rate shown"
"STABLE_COIN(USDT)/FIAT(NGN)": "This notation means you are selling the fiat at the rate shown"
Create Buy Order Endpoint
This is used to initiate a new buy order. The life cycle of the order is encapsulated in three (3) events as seen below
POST https://exchanger-api.fuspay.finance/api/v1/no-auth/Axis/BuyUsdtWithFiat/
All events will be communicated to the callback registered in the post request.
Event request body will be updated as buy order progresses through the following phases:
a. event.buy.init (buy order started, awaiting fiat payment)
b. event.buy.received.fiat (fiat payment received)
c. event.buy.credited.crypto (transaction completed)
d. event.buy.error (error occurred)
Event body is signed with sha 512. sha512(body, public_key+secret_key)
The diagram below shows the complete flow of a buy order
The event body is right below. to show the data structure that should be expected.
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