Transaction

{
  "set_collection_bid": {
    "collection": "cosmos1t73qgxp6m895u4m4klqltskas3xf7yakv45g70xkmfprstkqku0qugtkcm",
    "details": {
      "price": {
        "amount": "400000",
        "denom": "uatom"
      }
    }
  }
}