tx 0xf147e9da1cb5e54be5ff7b4936d97f5d5bbb7a42ca7a5f1c3537a6e6e8bdbbbcCopy

payload

{
  "ModifyOrder": {
    "new_size": 1922854,
    "order_id": 50295426,
    "new_price": null
  }
}