tx 0x4d6ca019ca1f672ebb3aeb7d69e9178f4181495a7a61f33c8f8a41281b3d1b0eCopy

payload

{
  "ModifyOrder": {
    "new_size": 6434990,
    "order_id": 12337038,
    "new_price": null
  }
}