tx 0x1b400d8e91bb94bc2ee74b2c6d8a9fe4d1c3f4493a012b9825cf5ad7110ad2a1Copy

payload

{
  "ModifyOrder": {
    "new_size": 1812619400,
    "order_id": 31313111,
    "new_price": null
  }
}