Here are the Steps to Challenge a Domain
Step 1: Locate the Domain you wish to challenge from the Domains Table and/or Search Filter and click the red Challenge button.
Step 2: Input the ADT Required to Challenge amount and click the red Challenge button, again.
Step 3: You will receive TWO MetaMask prompts and you will need to click SUBMIT for each one.
The First MetaMask prompt: Allows the adChain Registry contract to transfer adToken from your account.
The Second MetaMask prompt: Submits the challenge to the adChain Registry contract.
*Signing MetaMask transactions can take up to 2 minutes. Please be patient.