tx 0x9523f26a6f9e3e8f6b20a3f433b33f26358c4432e296f3f9fe9f5c1b7063d37cCopy

payload

{
  "ModifyOrder": {
    "new_size": 257400,
    "order_id": 3173020,
    "new_price": null
  }
}