curl --request GET \
  --url https://api.agg.market/execution/withdrawals/{withdrawalId} \
  --header 'Authorization: Bearer <token>' \
  --header 'x-app-id: <api-key>'

{
  "withdrawalId": "<string>",
  "status": "pending",
  "requested": {
    "tokenSymbol": "USDC",
    "amountRaw": "<string>"
  },
  "destination": {
    "chainId": 2,
    "address": "<string>",
    "tokenSymbol": "USDC"
  },
  "legs": [
    {
      "type": "transfer",
      "status": "planned",
      "sourceChainId": 123,
      "destChainId": 123,
      "amountRaw": "<string>",
      "txHash": "<string>",
      "bridgeOperationId": "<string>",
      "sourceTokenSymbol": "<string>"
    }
  ],
  "expected": {
    "outputRaw": "<string>",
    "feeRaw": "<string>",
    "etaSeconds": 123
  },
  "pricingStatus": "unquoted",
  "errorMessage": "<string>",
  "sources": [
    {
      "sourceId": "<string>",
      "chainId": 123,
      "tokenSymbol": "USDC",
      "tokenAddress": "<string>",
      "decimals": 18,
      "amountRaw": "<string>",
      "status": "pending",
      "txHash": "<string>",
      "bridgeOperationId": "<string>"
    }
  ]
}