tx 0x16ff85e64f6b18d513598d83d5a3a4b3b3ea2166bd7b4d0fb8381d2249d2d2feCopy

payload

{
  "ModifyOrder": {
    "new_size": null,
    "order_id": 10138892,
    "new_price": 20939000000
  }
}