Payments Order

Query the status and details of a specific payments order by its product id and transaction signature/rampId. This endpoint is used to verify whether a user has successfully paid for a product or membership.

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API

GET /api/payment/order

Example:

GET https://coindpay.xyz/api/payment/order?signature=0xabc123

Query Params

Name	Type	Required	Description
rampId	string?	Optional	Unique fiat currency merchant_transaction_id
signature	string?	Optional	Unique transaction on-chain tx signature

1. At least one of the two params — rampId or signature — must be provided when initiating a payment order transaction.

2. This endpoint supports both crypto and fiat payments, and the signature or rampId value must be globally unique.

3. The rampId represents the unique merchant_transaction_id used for transactions between the developer and the consumer, and is stored in the database as rampId.

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Response

✅ 200 - Success

{
  "ok": true,
  "data": {
    "id": "payment_abc123",
    "payeeId": "plan_xyz123",
    "rampId": "xxx-sss",
    "rampStatus": "completed",
    "rampType": "buy",
    "signature": "0xabc123",
    "uuid": "user_xyz987",
    "payer": "0xabcde1234",
    "payMethod": "Visa",
    "name": "Alice",
    "email": "[email protected]",
    "message": "Monthly plan",
    "chain": "solana",
    "chainId": 101,
    "amount": 18.5,
    "usd": 9.99,
    "contract": "So11111111111111111111111111111111111111112",
    "symbol": "USDC",
    "fiatCoin": "USD",
    "fiatAmount": 9.99,
    "createdAt": "2025-06-29T03:10:00Z"
  }
}

---

❌ Error Responses

404 - Not Found

{
  "ok": false,
  "message": "Payment not found ˙◠˙"
}

---

cURL Request

curl "https://coindpay.xyz/api/payment/order?rampId=plan_xyz123

Field Descriptions

Field	Type	Description
id	string*	Unique payment ID
payeeId	string*	Product or service ID
signature	string*	Unique transaction hash or order reference
rampId	string?	Order ID that is paid for through Ramps service provider
rampStatus	string?	Order status of payment completed through Ramps service provider
rampType	string?	Payment type (buy or sell) completed through Ramps service provider
uuid	string?	Internal ID of the payee (receiver)
payer	string?	Wallet address (for crypto payments)
payMethod	string?	Fiat payment provider name (e.g., Card)
name	string?	Name of the payer (optional)
email	string?	Email of the payer (optional)
message	string?	Optional payment message
chain	string?	Blockchain name (e.g., solana, ethereum)
chainId	number?	Chain ID used for payment
amount	number*	Amount paid in token
usd	number*	USD value at time of payment
contract	string?	Contract address of the token
symbol	string*	Token symbol (e.g., USDT, USDC)
fiatCoin	string?	Fiat currency code (e.g., USD)
fiatAmount	number?	Fiat amount paid (if any)
createdAt	string*	ISO 8601 timestamp

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Notes

• It works with both on-chain and off-chain payments (crypto, ramps, card, etc.)

• If no payment is found for the given signature and rampId, ok will be false

• Please use real payment id and other params to integrate and test the API.