Potential Solutions
If you have only done one transaction - it’s very likely that you have only approved the token for transfer - this would just be the initial approval tx which allows the API3 DAO to “spend” your tokens - you may now initiate the deposit and stake function with a second tx if this is the case
To check if this is the case, head to your wallet’s etherscan page - for metamask mobile you select the menu button in the upper left and there will be an option to view your wallet on etherscan
For browser, you click on the extension in your browser bar and do as below
You can then look at your recent transaction history and you should see something that resembles below
(This is what you would also see had you deposited/staked)