Bankpay: read/unread

const Home =  () => {


  return(
    ...
    navigate("ChatList", {
      updateTime: item.updated_at,
      ...
    })

    (item.updated_at === state.homeTransactions[item.phone_number])? showBlueDot(): null
    ...
  )
}

const ChatScreen = ({route}) => {
  const updateTime = route.params.updatedAt;

  useEffect(() => {
    dispatch({
      type: "UPDATE_TRANSACTION",
      payload: {
        phone: updateTime
      }
    })
  })
}

//reducer


case "UPDAR...":
  return {
    ...state,
    hameTransactions: {
      ...state.homeTransactions,
      ...action.payload
    }
  }