tx 0xb2afe27cac4acb6448a7d6ecb6a74ba0e3a8c31299fd1e7f39d89d2be403d3e7Copy

payload

{
  "ModifyOrder": {
    "new_size": 19909754,
    "order_id": 67400577,
    "new_price": null
  }
}