curl --request PATCH \
  --url https://api.example.com/api/v2/note/{note_id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "attributes": {
    "note_html": {
      "value_type": "rich_text",
      "value": "<p>Updated note body.</p>"
    }
  }
}
'

{
  "data": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "created_at": "2023-11-07T05:31:56Z",
    "updated_at": "2023-11-07T05:31:56Z",
    "attributes": {
      "id": {
        "value": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "value_type": "uuid"
      },
      "organization_id": {
        "value": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "value_type": "uuid"
      },
      "note_html": {
        "value": "<string>",
        "value_type": "rich_text"
      },
      "owner_user_id": {
        "value": {
          "related_record_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
          "related_record_type": "<string>"
        },
        "value_type": "record_reference"
      },
      "created_at": {
        "value": "2023-11-07T05:31:56Z",
        "value_type": "timestamp"
      },
      "created_by_user_id": {
        "value": {
          "related_record_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
          "related_record_type": "<string>"
        },
        "value_type": "record_reference"
      },
      "participant_user_id_list": [
        {
          "value": {
            "related_record_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "related_record_type": "<string>"
          },
          "value_type": "record_reference"
        }
      ],
      "title": {
        "value": "<string>",
        "value_type": "string"
      },
      "owner_team_id": {
        "value": {
          "related_record_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
          "related_record_type": "<string>"
        },
        "value_type": "record_reference"
      },
      "is_private": {
        "value": true,
        "value_type": "boolean"
      },
      "updated_at": {
        "value": "2023-11-07T05:31:56Z",
        "value_type": "timestamp"
      },
      "deleted_at": {
        "value": "2023-11-07T05:31:56Z",
        "value_type": "timestamp"
      },
      "updated_by_user_id": {
        "value": {
          "related_record_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
          "related_record_type": "<string>"
        },
        "value_type": "record_reference"
      },
      "deleted_by_user_id": {
        "value": {
          "related_record_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
          "related_record_type": "<string>"
        },
        "value_type": "record_reference"
      },
      "attachment_ids": [
        {
          "value": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
          "value_type": "uuid"
        }
      ]
    },
    "record_type": "note"
  }
}