tx 0x8a5ccf2e4e52ffe9eb06a0d217e73cb9a1cab0d7b410a8b75a2ead2930f2f04bCopy

payload

{
  "ModifyOrder": {
    "new_size": 961631,
    "order_id": 5657961,
    "new_price": null
  }
}