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https://api.spacepay.co.uk/v1/external/secretkey-auth/payments/4291f98b-d68c-4eb0-883e-6bc790a41c96
\ -H "X-SpacePay-Secret-Key: sk_test_your_secret_key"

{
  "id": "4291f98b-d68c-4eb0-883e-6bc790a41c96",
  "merchantId": "4e29f55d-d6a8-42d7-8230-cb8efeded39e",
  "merchantShortName": "Copycat Creations",
  "amountInCents": 100,
  "currency": "USD",
  "status": "completed",
  "depositAddress": {
    "id": "6c1c95e1-04f1-4881-b7cc-c2a529fbde76",
    "paymentId": "4291f98b-d68c-4eb0-883e-6bc790a41c96",
    "type": "EVM",
    "address": "0xa35e74109b7040d0ee74cb7cb71bae35a2981254",
    "createdAt": "2025-10-10T21:44:06.749Z"
  },
  "quotes": [
    {
      "id": "eb0e59b9-14d5-4324-a056-e87b74aa954f",
      "paymentId": "4291f98b-d68c-4eb0-883e-6bc790a41c96",
      "token": {
        "id": "f9d14525-367d-4e16-b247-8d4ed23f1413",
        "coingeckoApiId": "ethereum",
        "chain": {
          "chainId": 84532,
          "name": "Base Sepolia",
          "nativeSymbol": "ETH",
          "nativeDecimals": 18,
          "isEnabled": true
        },
        "symbol": "ETH",
        "contractAddress": "0x0000000000000000000000000000000000000000",
        "decimals": 18,
        "type": "volatile",
        "assetType": "native",
        "status": "active"
      },
      "chainId": 84532,
      "expectedAmountAsset": "668082370801162",
      "rateUsdAsset": "3742.05353900",
      "expiresAt": "2025-10-10T21:54:06.796Z",
      "status": "active",
      "createdAt": "2025-10-10T21:44:06.794Z"
    }
  ],
  "receipt": {
    "transactionHash": "0x1234567890abcdef1234567890abcdef12345678",
    "blockNumber": 18500000,
    "confirmations": 12,
    "requiredConfirmations": 12,
    "completedAt": "2025-10-10T21:45:00.000Z"
  },
  "orderId": "order_123",
  "redirectUrl": "https://merchant.example.com/checkout/success",
  "createdAt": "2025-10-10T21:44:06.733Z",
  "updatedAt": "2025-10-10T21:45:00.000Z"
}

​
Get Payment

Retrieve payment details and current status by payment ID. 
https://api.spacepay.co.uk/v1/external/secretkey-auth/payments/4291f98b-d68c-4eb0-883e-6bc790a41c96
\ -H "X-SpacePay-Secret-Key: sk_test_your_secret_key"

{
  "id": "4291f98b-d68c-4eb0-883e-6bc790a41c96",
  "merchantId": "4e29f55d-d6a8-42d7-8230-cb8efeded39e",
  "merchantShortName": "Copycat Creations",
  "amountInCents": 100,
  "currency": "USD",
  "status": "completed",
  "depositAddress": {
    "id": "6c1c95e1-04f1-4881-b7cc-c2a529fbde76",
    "paymentId": "4291f98b-d68c-4eb0-883e-6bc790a41c96",
    "type": "EVM",
    "address": "0xa35e74109b7040d0ee74cb7cb71bae35a2981254",
    "createdAt": "2025-10-10T21:44:06.749Z"
  },
  "quotes": [
    {
      "id": "eb0e59b9-14d5-4324-a056-e87b74aa954f",
      "paymentId": "4291f98b-d68c-4eb0-883e-6bc790a41c96",
      "token": {
        "id": "f9d14525-367d-4e16-b247-8d4ed23f1413",
        "coingeckoApiId": "ethereum",
        "chain": {
          "chainId": 84532,
          "name": "Base Sepolia",
          "nativeSymbol": "ETH",
          "nativeDecimals": 18,
          "isEnabled": true
        },
        "symbol": "ETH",
        "contractAddress": "0x0000000000000000000000000000000000000000",
        "decimals": 18,
        "type": "volatile",
        "assetType": "native",
        "status": "active"
      },
      "chainId": 84532,
      "expectedAmountAsset": "668082370801162",
      "rateUsdAsset": "3742.05353900",
      "expiresAt": "2025-10-10T21:54:06.796Z",
      "status": "active",
      "createdAt": "2025-10-10T21:44:06.794Z"
    }
  ],
  "receipt": {
    "transactionHash": "0x1234567890abcdef1234567890abcdef12345678",
    "blockNumber": 18500000,
    "confirmations": 12,
    "requiredConfirmations": 12,
    "completedAt": "2025-10-10T21:45:00.000Z"
  },
  "orderId": "order_123",
  "redirectUrl": "https://merchant.example.com/checkout/success",
  "createdAt": "2025-10-10T21:44:06.733Z",
  "updatedAt": "2025-10-10T21:45:00.000Z"
}

​
Path Parameters

​
paymentId
string
required
Unique identifier of the payment to retrieve.

​
Response Fields

​
id
string
required
Unique payment identifier.
​
merchantId
string
required
ID of the merchant who created the payment.
​
merchantShortName
string
required
Short name of the merchant for display purposes.
​
amountInCents
integer
required
Payment amount in cents.
​
currency
string
required
Payment currency.
​
status
string
required
Current payment status. Possible values: - pending: Payment created, waiting for customer payment - processing: Payment received, waiting for confirmations - completed: Payment confirmed and complete - failed: Payment failed - expired: Payment expired - cancelled: Payment cancelled
​
depositAddress
object
required
Cryptocurrency deposit address for the payment.
​
quotes
array
required
Available cryptocurrency quotes for the payment.
​
receipt
object
Transaction receipt information (only present for completed payments).
​
orderId
string
Merchant’s order identifier.
​
redirectUrl
string
URL to redirect the customer after payment completion.
​
createdAt
string
required
Timestamp when the payment was created.
​
updatedAt
string
required
Timestamp when the payment was last updated.

​
Error Responses

{
  "error": {
    "type": "authentication_error",
    "message": "Invalid or missing x-spacepay-secret-key header",
    "code": "invalid_api_key"
  }
}

{
  "error": {
    "type": "not_found_error",
    "message": "Payment not found",
    "code": "payment_not_found"
  }
}