tx 0xa9919bbe4d9d1f2d5ee4db6f4ef296efa4366bdd7bc023d9e6d7b3f7c6b14b7dCopy

payload

{
  "ModifyOrder": {
    "new_size": 15249484,
    "order_id": 53447495,
    "new_price": null
  }
}