Transaction

{
  "set_bid": {
    "collection": "cosmos1f8tll6cgq2a0y0vxp8eurnvqv66ycwsvp8z6llky0yj06ah7vkpstrvkdk",
    "token_id": "2845",
    "details": {
      "price": {
        "amount": "20000000",
        "denom": "uatom"
      }
    }
  }
}