Transaction

{
  "set_bid": {
    "collection": "cosmos1u4kfrdydcvjmte8phm48ac62kl04wmcnhzm9prsdd6tp0p0f4j5s37glwm",
    "token_id": "165",
    "details": {
      "price": {
        "amount": "50000000",
        "denom": "uatom"
      }
    }
  }
}