tx 0xfcf7b0ad6c5afc2fed8bf724e9ca04ad4f7fa0baf37a0914e0a33d0b9d9e6b1eCopy

payload

{
  "ModifyOrder": {
    "new_size": 39501285,
    "order_id": 38702113,
    "new_price": null
  }
}