Task: Receive updates when a user updates their profile on Facebook

n8n workflow JSON:
{"id":"111","name":"Receive updates when a user updates their profile on Facebook and update the information in Airtable","nodes":[{"name":"Facebook Trigger","type":"n8n-nodes-base.facebookTrigger","position":[510,300],"webhookId":"14ba2eea-04a1-4659-b83e-0090ba480452","parameters":{"appId":"370872507564149","options":{}},"credentials":{"facebookGraphAppApi":"facebook"},"typeVersion":1},{"name":"Set","type":"n8n-nodes-base.set","position":[920,300],"parameters":{"values":{"string":[{"name":"field","value":"={{$node[\"Facebook Trigger\"].json[\"changes\"][0][\"field\"]}}"},{"name":"={{$node[\"Facebook Trigger\"].json[\"changes\"][0][\"field\"]}}","value":"={{$node[\"Facebook Trigger\"].json[\"changes\"][0][\"value\"][\"page\"]}}"},{"name":"uid","value":"={{$node[\"Facebook Trigger\"].json[\"uid\"]}}"}]},"options":{},"keepOnlySet":true},"typeVersion":1},{"name":"Airtable","type":"n8n-nodes-base.airtable","position":[710,300],"parameters":{"table":"","operation":"list","application":"","additionalOptions":{"filterByFormula":"=FIND({{$node[\"Set\"].json[\"uid\"]}},uid,0)"}},"credentials":{"airtableApi":"airtable-credentials"},"typeVersion":1},{"name":"Airtable1","type":"n8n-nodes-base.airtable","position":[1120,300],"parameters":{"id":"={{$node[\"Airtable\"].json[\"id\"]}}","table":"={{$node[\"Airtable\"].parameter[\"table\"]}}","fields":["={{$node[\"Set\"].json[\"field\"]}}"],"options":{},"operation":"update","application":"={{$node[\"Airtable\"].parameter[\"application\"]}}","updateAllFields":false},"credentials":{"airtableApi":"airtable-credentials"},"typeVersion":1}],"active":false,"settings":{},"connections":{"Set":{"main":[[{"node":"Airtable1","type":"main","index":0}]]},"Airtable":{"main":[[{"node":"Set","type":"main","index":0}]]},"Facebook Trigger":{"main":[[{"node":"Airtable","type":"main","index":0}]]}}}