Transaction

{
  "set_collection_bid": {
    "collection": "cosmos1x28yfugy9jghknful4f554rahfed6kw2yy0sg6k2zuxlgdmqcn4s5rd3ms",
    "details": {
      "price": {
        "amount": "30000000",
        "denom": "uatom"
      }
    }
  }
}