Transaction

{
  "set_collection_bid": {
    "collection": "cosmos14kfem388d2h8uqdznt4hf5cy0avqpkvlkxm8flgkeevs8kzqcl0sag6q54",
    "details": {
      "price": {
        "amount": "3000000",
        "denom": "uatom"
      }
    }
  }
}