tx 0x8c1b4eeecb4eb1d239148a62c491acde5f4fbf3ba3ed4be90908c4b17ea7f2bfCopy

payload

{
  "ModifyOrder": {
    "new_size": 1213874,
    "order_id": 3173796,
    "new_price": null
  }
}