curl --request POST \
  --url https://api.unitedmarket.ai/markets/{id}/orders/batch \
  --header 'Content-Type: application/json' \
  --data '
{
  "orders": [
    {
      "order": {
        "salt": "<string>",
        "maker": "<string>",
        "signer": "<string>",
        "taker": "0x0000000000000000000000000000000000000000",
        "tokenId": "<string>",
        "makerAmount": "<string>",
        "takerAmount": "<string>",
        "expiration": "0",
        "nonce": "<string>",
        "feeRateBps": "15",
        "signature": "<string>"
      },
      "orderType": "GTC"
    }
  ]
}
'

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    orders: [
      {
        order: {
          salt: '<string>',
          maker: '<string>',
          signer: '<string>',
          taker: '0x0000000000000000000000000000000000000000',
          tokenId: '<string>',
          makerAmount: '<string>',
          takerAmount: '<string>',
          expiration: '0',
          nonce: '<string>',
          feeRateBps: '15',
          signature: '<string>'
        },
        orderType: 'GTC'
      }
    ]
  })
};

fetch('https://api.unitedmarket.ai/markets/{id}/orders/batch', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.unitedmarket.ai/markets/{id}/orders/batch"

payload = { "orders": [
        {
            "order": {
                "salt": "<string>",
                "maker": "<string>",
                "signer": "<string>",
                "taker": "0x0000000000000000000000000000000000000000",
                "tokenId": "<string>",
                "makerAmount": "<string>",
                "takerAmount": "<string>",
                "expiration": "0",
                "nonce": "<string>",
                "feeRateBps": "15",
                "signature": "<string>"
            },
            "orderType": "GTC"
        }
    ] }
headers = {"Content-Type": "application/json"}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

{
  "accepted": 1,
  "rejected": 1,
  "results": [
    {
      "ok": true,
      "orderHash": "0x0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef",
      "status": "<string>",
      "matches": [
        {}
      ]
    }
  ]
}

{
  "message": "<string>",
  "statusCode": 123
}