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POST
/
{id}
/
metadata
curl -X POST "http://localhost:5001/{id}/metadata" \
  -H "X-blnk-key: <api-key>" \
  -H "Content-Type: application/json" \
  -d '{
    "meta_data": {
      "project_owner": "Acme LLC",
      "update_status": "Approved"
    }
  }'

{
  "meta_data": {
    "project_owner": "Acme LLC",
    "description": "Approved"
  }
}
If you’re using the auto-provisioned Enterprise Core instance included with your Production License deployment, set the base URL to: https://ENTERPRISE_PUBLIC_URL/core.If you’re connecting to a different Core instance, use the publicly accessible base URL for that instance instead.

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Authorization

If set, the API uses an API key for authentication. Include the following header in your requests: X-blnk-key: <api-key>. Replace <api-key> with your secret API key. Ensure the key is kept secure and not exposed in public repositories or client-side code. See also: Scoped API keys and Secure your Blnk server.

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Path

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id
string
required
The unique identifier of the ledger, transaction, identity, or balance whose metadata you want to update.

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Body

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meta_data
object
Metadata information to be added or updated.
curl -X POST "http://localhost:5001/{id}/metadata" \
  -H "X-blnk-key: <api-key>" \
  -H "Content-Type: application/json" \
  -d '{
    "meta_data": {
      "project_owner": "Acme LLC",
      "update_status": "Approved"
    }
  }'

{
  "meta_data": {
    "project_owner": "Acme LLC",
    "description": "Approved"
  }
}

​
Need help?

We are very happy to help you make the most of Blnk, regardless of whether it is your first time or you are switching from another tool. To ask questions or discuss issues, please contact us or join our Discord community.