> For the complete documentation index, see [llms.txt](https://docs.watchdata.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.watchdata.io/blockchain-apis/tron-api/tronz-shielded-smart-contract/gettriggerinputforshieldedtrc20contract.md).

# GetTriggerInputForShieldedTrc20Contract

Refer doc: <https://github.com/tronprotocol/documentation-en/blob/master/docs/mechanism-algorithm/shielded-TRC20-contract.md>.

**Request**

```
curl --request POST \
     --url https://tron.api.watchdata.io/wallet/gettriggerinputforshieldedtrc20contract \
     --header 'Accept: application/json'
```

**Response**

```
{
  "Error": "class org.tron.core.services.http.JsonFormat$ParseException : 1:1: Expected \"{\"."
}
```