# ExchangeCreate

**Return**: Transaction object

{% hint style="danger" %}
**Warning!** 

Successful execution, signing, and broadcast of this API call will deduct 1024 TRX from the user's account.
{% endhint %}

**Body params**: 

* `owner_address`
* `first_token_id` - The first token's id, default hexString
* `first_token_balance` - The first token's balance
* `second_token_id` - The second token's id, default hexString
* `second_token_balance` - The second token's balance
* `permission_id` - Optional,for multi-signature use
* `visible` - Optional,whether the address is in base58 format

**Request**

```
curl --request POST \
     --url https://tron.api.watchdata.io/wallet/exchangecreate \
     --header 'Accept: application/json' \
     --header 'Content-Type: application/json' \
     --data '
{
     "owner_address": "4100776428620856AE1D71562812B734E356B68551",
     "first_token_id": "31303030343837",
     "first_token_balance": 100,
     "second_token_id": "31303030303031",
     "second_token_balance": 100,
     "permission_id": 0,
     "visible": true
}
'
```

**Response**

```
{
  "Error": "class java.lang.IllegalArgumentException : Illegal character 0 at 2"
}
```