tx 0x3b791e9e9283c27f9074fa5e0da3619e4d3d2dda0fb9b0b8403c2c343a6723f1Copy

payload

{
  "ModifyOrder": {
    "new_size": 6701973,
    "order_id": 8553074,
    "new_price": null
  }
}