tx 0x52b2b1a8f5923d9ceac121eb2995522a0108a7a1e19ac4f9d4edf3d5ace3b9b2Copy

payload

{
  "ModifyOrder": {
    "new_size": 8618916,
    "order_id": 56400634,
    "new_price": null
  }
}