tx 0x3a5e7be502f5261d785c5d88c1ba7103d22ebb0a6e29a5d9aafc93a8bb03bf3dCopy

payload

{
  "ModifyOrder": {
    "new_size": 3603357,
    "order_id": 51500561,
    "new_price": null
  }
}