tx 0x9b5656f8d07d4af4e4db21f5dc3d9c5d68845efbb3e1e737f3f5ccd7f048c4b4Copy

payload

{
  "ModifyOrder": {
    "new_size": 6784505,
    "order_id": 10551524,
    "new_price": null
  }
}