tx 0xc581a132a9fe0690550f2e51c0e55d0a2307e2a7be9ca7fbb60abb7c6a9d890aCopy

payload

{
  "ModifyOrder": {
    "new_size": 541078023,
    "order_id": 11475162,
    "new_price": null
  }
}