tx 0x8f4eb4f4e6880e0bfd025c7c3be607d08c5c4cac9a3afb23a870f86f32f016a1Copy

payload

{
  "ModifyOrder": {
    "new_size": null,
    "order_id": 1155505,
    "new_price": 21045000000
  }
}