STEP 1: Login to your FullContact account, go to the Navigation Bar, click on Contact API.
STEP 2: Under Contact API, click on “Create New App”.
STEP 3: Give a name to your APP and then click on “Create App”.
STEP 4: After that, copy the “Client Secret Key”, then come to your LetSlot.io Dashboard, go to integrations and click on “Others”.
STEP 5: Paste the Key and Save it.
