Transaction

{
  "set_bid": {
    "collection": "cosmos1lkmujfctfqr0wm9w6c3a7j2rf274hl6k6krtr69u23hfazfap7msl76dk7",
    "token_id": "1956",
    "details": {
      "price": {
        "amount": "4000000",
        "denom": "uatom"
      }
    }
  }
}