API Reference

Start Base payment

Start monitoring a pending payment on Base.

POSThttps://api.argonpay.app/graphqlstartBasePayment

Starts a pending payment on Base. Debits 1 query from the transaction owner's API key when started.

Endpoint

POST https://api.argonpay.app/graphql

Mutation

mutation StartBasePayment($txnid: String!, $token: StableToken) {
  startBasePayment(txnid: $txnid, token: $token) {
    code
    message
    transaction {
      txnid
      amount
      amountInToken
      token
      network
      status
      wallet {
        address
      }
      countdown
      expiresAt
      createdAt
    }
  }
}

Arguments

Name	Type	Required	Description
`txnid`	`String!`	Yes	Pending transaction ID
`token`	`StableToken`	No	`USDT` or `USDC`

Example variables

{
  "txnid": "YOUR_TXNID",
  "token": "USDT"
}

REST equivalent

See REST start payment (POST /pay with network: "base").

Start Base payment

curl --request POST \
  --url 'https://api.argonpay.app/graphql' \
  --header 'Content-Type: application/json' \
  --data '{"query":"mutation StartBasePayment($txnid: String!, $token: StableToken) {\n  startBasePayment(txnid: $txnid, token: $token) {\n    code\n    message\n    transaction {\n      txnid\n      amount\n      amountInToken\n      token\n      network\n      status\n      wallet { address }\n      countdown\n      expiresAt\n      createdAt\n    }\n  }\n}","operationName":"StartBasePayment","variables":{"txnid":"YOUR_TXNID","token":"USDT"}}'

{
  "data": {
    "startBasePayment": {
      "code": 200,
      "message": "OK"
    }
  }
}

POST · https://api.argonpay.app/graphql