tx 0x1a163460c9e91aceffc4e9a3897b979e3b65b90c2ee8d73d2a11a24eeef2c73bCopy

payload

{
  "ModifyOrder": {
    "new_size": 2033753,
    "order_id": 45842779,
    "new_price": null
  }
}