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POST
/
api
/
trading
/
purchases
/
partner
curl -X POST https://oro-tradebook-devnet.up.railway.app/api/trading/purchases/partner \
  -H "Content-Type: application/json" \
  -H "x-api-key: your-api-key" \
  -d '{
    "goldAmount": 1.0,
    "maxUsdcAmount": 5500
  }'

{
  "success": true,
  "data": {
    "purchaseId": "uuid-purchase-id",
    "goldAmount": 1.0,
    "quoteUsdcAmount": 5086.20,
    "maxUsdcAmount": 5500,
    "quotedGoldPrice": 5086.2,
    "status": "pending_signature",
    "transaction": {
      "serializedTx": "base64-encoded-transaction",
      "signingInstructions": {
        "walletType": "PARTNER_AUTHORITY",
        "signers": ["ExecutiveAuthorityAddress"],
        "expiresAt": "2024-01-15T10:35:00.000Z"
      }
    },
    "createdAt": "2024-01-15T10:30:00.000Z"
  }
}

​
Overview

Creates a purchase transaction for the partner to buy gold tokens for their reserves (PDA). Authorization Required: PARTNER_EXECUTIVE_AUTHORITY

​
Headers

​
x-api-key
string
required
Your API key for authentication

​
Request Body

​
goldAmount
number
required
Amount of gold to purchase (in troy ounces)
​
maxUsdcAmount
number
required
Maximum USDC willing to spend (slippage protection)
​
metadata
object
Optional transaction metadata

​
Response

​
success
boolean
Whether the request was successful
​
data
object

​
Notes

​
Transaction Type

This endpoint returns a Legacy Transaction which is compatible with all wallet libraries.

​
Fund Flow

  • USDC is deducted FROM the partner’s PDA (centralVaultAddress)
  • Gold is deposited TO the partner’s PDA
  • Requires USDC to be pre-funded in the PDA

​
Signing

Only the executive authority wallet signs this transaction. 
curl -X POST https://oro-tradebook-devnet.up.railway.app/api/trading/purchases/partner \
  -H "Content-Type: application/json" \
  -H "x-api-key: your-api-key" \
  -d '{
    "goldAmount": 1.0,
    "maxUsdcAmount": 5500
  }'

{
  "success": true,
  "data": {
    "purchaseId": "uuid-purchase-id",
    "goldAmount": 1.0,
    "quoteUsdcAmount": 5086.20,
    "maxUsdcAmount": 5500,
    "quotedGoldPrice": 5086.2,
    "status": "pending_signature",
    "transaction": {
      "serializedTx": "base64-encoded-transaction",
      "signingInstructions": {
        "walletType": "PARTNER_AUTHORITY",
        "signers": ["ExecutiveAuthorityAddress"],
        "expiresAt": "2024-01-15T10:35:00.000Z"
      }
    },
    "createdAt": "2024-01-15T10:30:00.000Z"
  }
}