tx 0x61e965f4da2fe0e59b8c3c0efb8902f2af135e18b6904899d5aebdb8f0a2a02fCopy

payload

{
  "ModifyOrder": {
    "new_size": 3499230,
    "order_id": 23758531,
    "new_price": null
  }
}