custom_code to be updated must exist in the 4ws.trade database. If it does not exist, an error will be returned.custom_code.custom_code exists and the update is successful, the system returns the internal prog_id and the updated custom_code.{
"customCode": {
"prog_id": 178175, // Internal ID of the updated customs code
"custom_code": "12345678" // Customs code that was updated
}
}custom_code does not exist, the API returns an HTTP 422 error with the message:{
"message": "Custom code not found {custom_code}"
}