Get a single Note activity | Close | Developer API Documentation

curl https://api.close.com/api/v1/activity/note/id/ \
     -u "<CLOSE_API_KEY>:"

{
  "_type": "Note",
  "activity_at": "2013-02-01T01:05:04.070000+00:00",
  "created_by": "user_N6KhMpzHRCYQHdn4gRNIFNN5JExnsrprKA6ekxM63XA",
  "date_created": "2013-02-01T01:05:04.070000+00:00",
  "date_updated": "2013-02-01T01:06:35.668000+00:00",
  "id": "acti_XOyG7jURMfsLgKuYGqbQ4Qp7L5a16pQOcDfTgotqDak",
  "lead_id": "lead_KwD00BYbXCHiPWj68LxFkxaeWuULpZ7awzm6LqeFs0h",
  "organization_id": "orga_RbREgmiiwcr1w2b4cOnCMQaQPSIFxMqAD2Dh243uxcH",
  "updated_by": "user_N6KhMpzHRCYQHdn4gRNIFNN5JExnsrprKA6ekxM63XA",
  "user_id": "user_N6KhMpzHRCYQHdn4gRNIFNN5JExnsrprKA6ekxM63XA",
  "users": [],
  "created_by_name": "Bruce Wayne",
  "updated_by_name": "Bruce Wayne",
  "user_name": "Bruce Wayne",
  "attachments": [
    {
      "content_type": "image/gif",
      "filename": "picture.gif",
      "size": 20673,
      "thumbnail_url": "https://app.close.com/go/file/persisted/orga_RbREgmiiwcr1w2b4cOnCMQaQPSIFxMqAD2Dh243uxcH/activity.note/acti_XOyG7jURMfsLgKuYGqbQ4Qp7L5a16pQOcDfTgotqDak/3HV4BNwDyBLdfrPbFZF78s/picture.gif/thumbnail/",
      "url": "https://app.close.com/go/file/persisted/orga_RbREgmiiwcr1w2b4cOnCMQaQPSIFxMqAD2Dh243uxcH/activity.note/acti_XOyG7jURMfsLgKuYGqbQ4Qp7L5a16pQOcDfTgotqDak/3HV4BNwDyBLdfrPbFZF78s/picture.gif/"
    }
  ],
  "note": "Welcome to Close!\n\nGet started by:\n\n  1. Import your leads! Use our \"Bulk CSV Upload\" tool by clicking your name in the top right. Add leads manually by clicking \"New Lead\" in the lower left.\n  2. Invite your co-workers!\n  3. Setup two-way syncing of your emails by going to Settings -> Email Settings.",
  "note_html": "<body><p>Welcome to Close!</p><p>Get started by:</p><ol><li>Import your leads! Use our \"Bulk CSV Upload\" tool by clicking your name in the top right. Add leads manually by clicking \"New Lead\" in the lower left.</li><li>Invite your co-workers!</li><li>Setup two-way syncing of your emails by going to Settings -> Email Settings.</li></ol></body>",
  "pinned_at": "2025-08-19T14:14:34.383000+00:00",
  "title": "Welcome to Close!"
}

Authentication

AuthorizationBasic

Basic authentication of the form Basic <base64(username:)>.

AuthorizationBearer

Bearer authentication of the form Bearer <token>, where token is your auth token.

Path parameters

idstringRequired

Response

Successful response

_typestring

activity_atdatetime or null

contact_idstring or null

created_bystring or null

date_createddatetime

date_updateddatetime

idstring

lead_idstring or null

organization_idstring

updated_bystring or null

user_idstring or null

userslist of strings

created_by_namestring or null

updated_by_namestring or null

user_namestring or null

Errors

400

Bad Request Error

401

Unauthorized Error

404

Not Found Error