Transaction

{
  "set_collection_bid": {
    "collection": "cosmos1zsm7vw8sf3zttf028rak0eykzqs8pymm0n5rfxkfqffy7u78h3jqjnfud5",
    "details": {
      "price": {
        "amount": "20000",
        "denom": "uatom"
      }
    }
  }
}