tx 0x7d85ac8d0efdd28a42a51f38b0e9032248f8d38eb3368c00dcedb5c2ce282a2bCopy

payload

{
  "ModifyOrder": {
    "new_size": 251039429,
    "order_id": 51214689,
    "new_price": 9870000000
  }
}