Task: Look up a person using their email in Clearbit

n8n workflow JSON:
{"id":"104","name":"Look up a person using their email in Clearbit","nodes":[{"name":"On clicking 'execute'","type":"n8n-nodes-base.manualTrigger","position":[250,300],"parameters":{},"typeVersion":1},{"name":"Clearbit","type":"n8n-nodes-base.clearbit","position":[450,300],"parameters":{"email":"","resource":"person","additionalFields":{}},"credentials":{"clearbitApi":""},"typeVersion":1}],"active":false,"settings":{},"connections":{"On clicking 'execute'":{"main":[[{"node":"Clearbit","type":"main","index":0}]]}}}