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GET
/
api
/
v1
/
debug
/
order
/
{uid}
Debug an order's lifecycle.
curl --request GET \
  --url https://api.cow.fi/mainnet/api/v1/debug/order/{uid}
{
  "orderUid": "0xff2e2e54d178997f173266817c1e9ed6fee1a1aae4b43971c53b543cffcc2969845c6f5599fbb25dbdd1b9b013daf85c03f3c63763e4bc4a",
  "order": {
    "sellToken": "0x6810e776880c02933d47db1b9fc05908e5386b96",
    "buyToken": "0x6810e776880c02933d47db1b9fc05908e5386b96",
    "sellAmount": "1234567890",
    "buyAmount": "1234567890",
    "validTo": 123,
    "feeAmount": "1234567890",
    "partiallyFillable": true,
    "signature": "0x0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
    "appData": "{\"version\":\"0.9.0\",\"metadata\":{}}",
    "creationDate": "2020-12-03T18:35:18.814523Z",
    "owner": "0x6810e776880c02933d47db1b9fc05908e5386b96",
    "uid": "0xff2e2e54d178997f173266817c1e9ed6fee1a1aae4b43971c53b543cffcc2969845c6f5599fbb25dbdd1b9b013daf85c03f3c63763e4bc4a",
    "executedSellAmount": "1234567890",
    "executedSellAmountBeforeFees": "1234567890",
    "executedBuyAmount": "1234567890",
    "executedFeeAmount": "1234567890",
    "invalidated": true,
    "settlementContract": "0x6810e776880c02933d47db1b9fc05908e5386b96",
    "receiver": "0x6810e776880c02933d47db1b9fc05908e5386b96",
    "sellTokenBalance": "erc20",
    "buyTokenBalance": "erc20",
    "from": "0x6810e776880c02933d47db1b9fc05908e5386b96",
    "quoteId": 123,
    "appDataHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
    "fullBalanceCheck": false,
    "availableBalance": "1234567890",
    "isLiquidityOrder": true,
    "ethflowData": {
      "refundTxHash": "0xd51f28edffcaaa76be4a22f6375ad289272c037f3cc072345676e88d92ced8b5",
      "userValidTo": 123
    },
    "onchainUser": "0x6810e776880c02933d47db1b9fc05908e5386b96",
    "onchainOrderData": {
      "sender": "0x6810e776880c02933d47db1b9fc05908e5386b96"
    },
    "executedFee": "1234567890",
    "executedFeeToken": "0x6810e776880c02933d47db1b9fc05908e5386b96",
    "fullAppData": "<string>",
    "quote": {
      "gasAmount": "150000",
      "gasPrice": "15000000000",
      "sellTokenPrice": "1000000000",
      "sellAmount": "1234567890",
      "buyAmount": "1234567890",
      "feeAmount": "1234567890",
      "solver": "0x6810e776880c02933d47db1b9fc05908e5386b96",
      "verified": true,
      "metadata": {}
    },
    "interactions": {
      "pre": [
        {
          "target": "0x6810e776880c02933d47db1b9fc05908e5386b96",
          "value": "1234567890",
          "callData": "0xca11da7a"
        }
      ],
      "post": [
        {
          "target": "0x6810e776880c02933d47db1b9fc05908e5386b96",
          "value": "1234567890",
          "callData": "0xca11da7a"
        }
      ]
    }
  },
  "events": [
    {
      "label": "<string>",
      "timestamp": "2023-11-07T05:31:56Z",
      "reason": "<string>"
    }
  ],
  "auctions": [
    {
      "id": 123,
      "block": 123,
      "deadline": 123,
      "nativePrices": {},
      "proposedSolutions": [
        {
          "solutionUid": 123,
          "ranking": 123,
          "solver": "0x6810e776880c02933d47db1b9fc05908e5386b96",
          "isWinner": true,
          "filteredOut": true,
          "score": "<string>",
          "executedSell": "1234567890",
          "executedBuy": "1234567890"
        }
      ],
      "executions": [
        {
          "executedFee": "1234567890",
          "executedFeeToken": "0x6810e776880c02933d47db1b9fc05908e5386b96",
          "blockNumber": 123,
          "protocolFees": [
            {
              "token": "0x6810e776880c02933d47db1b9fc05908e5386b96",
              "amount": "1234567890"
            }
          ]
        }
      ],
      "settlementAttempts": [
        {
          "solver": "0x6810e776880c02933d47db1b9fc05908e5386b96",
          "solutionUid": 123,
          "startTimestamp": "2023-11-07T05:31:56Z",
          "startBlock": 123,
          "deadlineBlock": 123,
          "endTimestamp": "2023-11-07T05:31:56Z",
          "endBlock": 123,
          "outcome": "<string>"
        }
      ],
      "feePolicies": [
        {
          "surplusFactor": 123,
          "surplusMaxVolumeFactor": 123,
          "volumeFactor": 123,
          "priceImprovementFactor": 123,
          "priceImprovementMaxVolumeFactor": 123
        }
      ]
    }
  ],
  "trades": [
    {
      "blockNumber": 123,
      "logIndex": 123,
      "buyAmount": "1234567890",
      "sellAmount": "1234567890",
      "sellAmountBeforeFees": "1234567890",
      "txHash": "0xd51f28edffcaaa76be4a22f6375ad289272c037f3cc072345676e88d92ced8b5",
      "auctionId": 123
    }
  ]
}

Path Parameters

​
uid
string
required

Unique identifier for the order: 56 bytes encoded as hex with 0x prefix.

Bytes 0..32 are the order digest, bytes 30..52 the owner address and bytes 52..56 the expiry (validTo) as a uint32 unix epoch timestamp.

Example:

"0xff2e2e54d178997f173266817c1e9ed6fee1a1aae4b43971c53b543cffcc2969845c6f5599fbb25dbdd1b9b013daf85c03f3c63763e4bc4a"

Response

Debug report returned.

​
orderUid
string
required

The UID of the order being debugged.

Example:

"0xff2e2e54d178997f173266817c1e9ed6fee1a1aae4b43971c53b543cffcc2969845c6f5599fbb25dbdd1b9b013daf85c03f3c63763e4bc4a"

​
order
object
required

An order as returned by the API. Combines the order creation data, order metadata, and any associated interactions.

​
events
object[]
required
​
auctions
object[]
required

Auctions this order participated in, sorted by ID. Each auction groups all related data: native prices, proposed solutions, executions, settlement attempts, and fee policies.

​
trades
object[]
required
Last modified on March 17, 2026