tx 0x0b8d1a58a5cc32cca54510e3d191e9db7e84eb95d99a5ebd519a0475b22b9e3cCopy

payload

{
  "ModifyOrder": {
    "new_size": 20354450,
    "order_id": 2389360,
    "new_price": null
  }
}