tx 0x8ffc9e5f1332eac0400faecf3d9b160028f0849b2c9b09b12d4b067f670d8a3eCopy

payload

{
  "ModifyOrder": {
    "new_size": 16355581,
    "order_id": 31313022,
    "new_price": null
  }
}