tx 0xb4a80b1071c7463f6b2597966d6f8f4672f4e6d9f5def5ae78f4a22bc6c5789aCopy

payload

{
  "ModifyOrder": {
    "new_size": 293075,
    "order_id": 31876134,
    "new_price": null
  }
}