tx 0x672ffb02fc5c123e3b24e087d9dd5aa8bb32e0e8b1cf5c0eca351a7e4f555a2bCopy

payload

{
  "ModifyOrder": {
    "new_size": 7779703,
    "order_id": 6219560,
    "new_price": null
  }
}