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Append/Edit Data to Lead Webhook Follow

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Endpoint: POST https://{enterprise}.cvtr.io/ajax/lead-append/{leadHash}

Appends or edits data on an existing lead record. Use this endpoint to add new field values or overwrite existing ones against a known lead hash.


Path Parameters

Parameter

Type

Required

Description

enterprise

string

Yes

Your enterprise subdomain identifier

leadHash

string

Yes

The unique hash of the lead record to update

 

Request

Content-Type: form-data

Pass any lead fields as form data key-value pairs. Field names should match your configured lead schema.


Example cURL Request

curl --location 'https://demo.cvtr.io/ajax/lead-append/{leadHash}' \
--form 'some_data="sdata"' \
--form 'more_data="mdata"' \
--form 'even_more_data="emdata"' \


 

Status Code

Meaning

Description

204 No Content

✅ Success

The lead record was updated successfully. No response body is returned.

404 Not Found

❌ Error

The lead hash could not be found. Ensure the leadHash value is correct and belongs to your enterprise.

 

Notes

  • Replace {enterprise} and {leadHash} with your actual values before making a request.

  • Multiple fields can be submitted in a single request

  • Existing field values will be overwritten if a matching key is provided

Articles in this section

  • API Reference: Campaign Duplication API
  • Append/Edit Data to Lead Webhook
  • Campaign Duplication API: Automate Campaign Creation From Your Internal Platforms
  • Convertr API Rate Limits
  • GET Leads v4
  • How to Send Leads Via API
  • POST Delivery Validation with Webhooks
  • POST leads to the Convertr Platform - Campaign Webhook
  • POST leads to the Convertr Platform - Campaign Webhook v2
  • Publisher API and Campaign Webhook API FAQs
See more

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  • Publisher API and Campaign Webhook API FAQs
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  • Campaign Duplication API: Automate Campaign Creation From Your Internal Platforms
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Related articles

  • POST leads to the Convertr Platform - Campaign Webhook
  • How to Send Leads Via API
  • Publisher API and Campaign Webhook API FAQs
  • Sending leads to the Convertr Platform (Publisher API) - V2.4
  • Campaign Duplication API: Automate Campaign Creation From Your Internal Platforms
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