tx 0x3d42ab1c0a41c6e2ac977b3f6cad3ac2af71a7211e20b5d6c109f92f2497890aCopy

payload

{
  "ModifyOrder": {
    "new_size": 510118610,
    "order_id": 69543907,
    "new_price": null
  }
}