Workflow: create a n8n workflow for Respondtowebhook Webhook Import Webhook
Integrations: function, respondToWebhook, set, webhook

{"nodes": [{"name": "Function", "type": "n8n-nodes-base.function", "position": [-280, -80], "parameters": {"functionCode": "// Code here will run only once, no matter how many input items there are.\n// More info and help: https://docs.n8n.io/nodes/n8n-nodes-base.function\n\n// Loop over inputs and add a new field called 'myNewField' to the JSON of each one\nc_id = items[0].json.headers['x-adobesign-clientid'];\n\nfor (item of items) {\n  item.json.myNewField = 1;\n  item.json.clientID = c_id;\n}\n\nreturn items;"}, "typeVersion": 1}, {"name": "POST", "type": "n8n-nodes-base.webhook", "position": [-540, -160], "webhookId": "dfe2a7a8-c0f7-41e1-9bf7-15e2b6e98741", "parameters": {"path": "test1", "options": {}, "httpMethod": "POST", "responseMode": "responseNode"}, "typeVersion": 1}, {"name": "reg-GET", "type": "n8n-nodes-base.webhook", "position": [-540, 20], "webhookId": "5356a36b-1090-4470-ad87-7cfdb6c18daf", "parameters": {"path": "test1", "options": {}, "responseMode": "responseNode"}, "typeVersion": 1}, {"name": "webhook-response", "type": "n8n-nodes-base.respondToWebhook", "position": [-100, -80], "parameters": {"options": {"responseHeaders": {"entries": [{"name": "x-adobesign-clientid", "value": "={{$node[\"Function\"].json[\"clientID\"]}}"}]}}}, "typeVersion": 1}, {"name": "SetWebhookData", "type": "n8n-nodes-base.set", "position": [60, -80], "parameters": {"values": {"string": [{"name": "webhookData", "value": "={{ $item(\"0\").$node[\"webhook-response\"].json[\"body\"] }}"}, {"name": "agreement_ID", "value": "={{ $item(\"0\").$node[\"webhook-response\"].json[\"body\"][\"agreement\"][\"id\"] }}"}, {"name": "all_participants", "value": "={{ $item(\"0\").$node[\"webhook-response\"].json[\"body\"][\"agreement\"][\"participantSetsInfo\"] }}"}, {"name": "agreement_status", "value": "={{ $item(\"0\").$node[\"webhook-response\"].json[\"body\"][\"agreement\"][\"status\"] }}"}]}, "options": {}, "keepOnlySet": true}, "typeVersion": 1}], "connections": {"POST": {"main": [[{"node": "Function", "type": "main", "index": 0}]]}, "reg-GET": {"main": [[{"node": "Function", "type": "main", "index": 0}]]}, "Function": {"main": [[{"node": "webhook-response", "type": "main", "index": 0}]]}, "webhook-response": {"main": [[{"node": "SetWebhookData", "type": "main", "index": 0}]]}}}