# Add order

**POST /open/v1/{network_id}/orders/add**

List a single ERC-721 NFT for sale on the Dew marketplace.
When generating the salt required for signature using Seaport.js `generateRandomSalt()`,
the `domain` parameter has to be set to `dew`. Otherwise the signature will be rejected.



## Servers
- https://api.dewapi.com: https://api.dewapi.com ()



## Parameters

### Path parameters
- **network_id** (integer)
  Chain ID.


### Body: application/json (object)

- **parameters** (object)

- **signature** (string)
  Signature of the signed type data represented by the parameters field.
- **protocol_address** (string)
  Exchange contract address. Must be one of ['0x00000000000000adc04c56bf30ac9d3c0aaf14dc']


## Responses
### 200
Successful

#### Body: application/json (object)
- **code** (integer)
  0: success, others: error
- **data** (array[object])


### 400
Bad Request

#### Body: application/json (object)
- **code** (integer)
  0: success, others: error
- **error** (string | null)

- **errors** (array[object] | null)



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