tx 0xf2d5cccad6156b0ade499ded6aae5a574dd7a60c8dac2f5fe72c7d61c2c59fabCopy

payload

{
  "ModifyOrder": {
    "new_size": 438037862,
    "order_id": 403535696,
    "new_price": null
  }
}