{ "nodes": [ { "name": "Webhook", "type": "n8n-nodes-base.webhook", "position": [ 460, 300 ], "webhookId": "0db0a40c-e5d1-463f-8252-03599f1303e6", "parameters": { "path": "0db0a40c-e5d1-463f-8252-03599f1303e6", "options": {}, "responseMode": "lastNode" }, "typeVersion": 1 }, { "name": "Crypto", "type": "n8n-nodes-base.crypto", "position": [ 660, 300 ], "parameters": { "type": "SHA256", "value": "={{$json[\"query\"][\"crc_token\"]}}", "action": "hmac", "secret": "API KEY SECRET", "encoding": "base64" }, "typeVersion": 1 }, { "name": "Set", "type": "n8n-nodes-base.set", "position": [ 840, 300 ], "parameters": { "values": { "string": [ { "name": "response_token", "value": "=sha256={{$json[\"data\"]}}" } ] }, "options": {}, "keepOnlySet": true }, "typeVersion": 1 } ], "connections": { "Crypto": { "main": [ [ { "node": "Set", "type": "main", "index": 0 } ] ] }, "Webhook": { "main": [ [ { "node": "Crypto", "type": "main", "index": 0 } ] ] } } }