Test to pull tokens from keychain and delete all conversations
brew install jq
pip install slack-cleaner
SLACK_TOKENS=$(security find-generic-password -w -s "Slack")
for row in $(echo "${SLACK_TOKENS}" | jq -r '[.[].token]'); do
TOKEN=$(echo ${row} | sed 's/"//g')
echo $TOKEN
slack-cleaner --token ${TOKEN} --message --channel foobar --user foobar
done