0g-chain/contrib/proposal_examples/updatemaxauctionduration/updatemaxauctionduration.json

{
    "title": "Auction Param Change",
    "description": "Update max auction duration",
    "changes": [
      {
        "subspace": "auction",
        "key": "MaxAuctionDuration",
        "value": "987654321000"
      }
    ],
    "deposit": [
      {
        "denom": "ukava",
        "amount": "1000000"
      }
    ]
  }