Transaction

{
  "set_collection_bid": {
    "collection": "cosmos1sz2htwqvtl3lf64fq94f3pa6ts29uxelaup5ywqvcwe5v9fekfjsrw250v",
    "details": {
      "price": {
        "amount": "40000",
        "denom": "uatom"
      }
    }
  }
}