tx 0xf5219b084c2abc3a0fef2fdc02286cbc3fc3b68fc4b2bb0d87344e0a6b1c5e5cCopy

payload

{
  "ModifyOrder": {
    "new_size": 2439509,
    "order_id": 11901444,
    "new_price": null
  }
}