> ## Documentation Index
> Fetch the complete documentation index at: https://developer.firstsales.io/llms.txt
> Use this file to discover all available pages before exploring further.

# PublicApiSetChangelogReaction

> PUT /api/v1/organizations/{orgId}/workspaces/{wsId}/changelog/entries/{slug}/reaction

Use this endpoint through the Developer API or the matching `firstsales` CLI command when available. Responses use the stable FirstSales public error envelope.


## OpenAPI

````yaml PUT /api/v1/organizations/{orgId}/workspaces/{wsId}/changelog/entries/{slug}/reaction
openapi: 3.1.0
info:
  title: FirstSales Developer API
  version: 1.0.0
  description: >-
    Public v1 developer API for FirstSales.io. Generated from live step
    definitions — do not hand-edit.
servers:
  - url: https://sandbox.api.app.firstsales.io
  - url: https://api.app.firstsales.io
security:
  - bearerAuth: []
tags:
  - name: Activities
  - name: Alerts
  - name: API Keys
  - name: Authentication
  - name: Billing
  - name: Blocked Domains
  - name: Campaigns
  - name: Companies
  - name: Connectors
  - name: Contacts
  - name: Copilot
  - name: Dashboard
  - name: Deals
  - name: Direct Email
  - name: Email Authentication
  - name: Inbox
  - name: Knowledge Bases
  - name: Learning
  - name: Offerings
  - name: Organizations
  - name: Product Updates
  - name: Sequence Library
  - name: Signals
    description: >-
      Beta. Find people who comment on or react to LinkedIn posts by a keyword,
      a person or a company page. Each scan costs 10x the scraper cost in
      credits (1 credit = $0.01), capped by the daily budget of the signal. A
      scan that adds no new person is free.
  - name: Suppression
  - name: Team
  - name: Tracking Domains
  - name: Warmup
paths:
  /api/v1/organizations/{orgId}/workspaces/{wsId}/changelog/entries/{slug}/reaction:
    put:
      tags:
        - Product Updates
      summary: PublicApiSetChangelogReaction
      operationId: putApiV1OrganizationsOrgIdWorkspacesWsIdChangelogEntriesSlugReaction
      parameters:
        - name: orgId
          in: path
          required: true
          schema:
            type: string
            minLength: 1
        - name: wsId
          in: path
          required: true
          schema:
            type: string
            minLength: 1
        - name: slug
          in: path
          required: true
          schema:
            type: string
            pattern: ^[a-z0-9]+(?:-[a-z0-9]+)*$
        - name: Idempotency-Key
          in: header
          required: false
          schema:
            type: string
            minLength: 1
            maxLength: 200
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                reaction:
                  anyOf:
                    - type: string
                      enum:
                        - sad
                        - meh
                        - neutral
                        - happy
                        - love
                    - type: 'null'
              required:
                - reaction
              additionalProperties: false
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PublicChangelogReactionResponse'
        '400':
          description: Public API error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PublicErrorEnvelope'
        '401':
          description: Public API error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PublicErrorEnvelope'
        '403':
          description: Public API error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PublicErrorEnvelope'
        '404':
          description: Public API error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PublicErrorEnvelope'
        '429':
          description: Public API error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PublicErrorEnvelope'
        '500':
          description: Public API error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PublicErrorEnvelope'
        '503':
          description: Public API error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PublicErrorEnvelope'
        default:
          description: Error response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PublicErrorEnvelope'
      security:
        - developerKeyBearer: []
components:
  schemas:
    PublicChangelogReactionResponse:
      type: object
      properties:
        reactions:
          type: object
          properties:
            counts:
              type: object
              propertyNames:
                type: string
                enum:
                  - sad
                  - meh
                  - neutral
                  - happy
                  - love
              additionalProperties:
                type: integer
                minimum: -9007199254740991
                maximum: 9007199254740991
              required:
                - sad
                - meh
                - neutral
                - happy
                - love
            mine:
              anyOf:
                - type: string
                  enum:
                    - sad
                    - meh
                    - neutral
                    - happy
                    - love
                - type: 'null'
          required:
            - counts
            - mine
          additionalProperties: false
      required:
        - reactions
      additionalProperties: false
    PublicErrorEnvelope:
      type: object
      properties:
        error:
          type: object
          properties:
            code:
              type: string
            message:
              type: string
            requestId:
              type: string
            details:
              type: object
              additionalProperties: true
          required:
            - code
            - message
            - requestId
      required:
        - error
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: Legacy compatibility bearer scheme for generated consumers.
    developerKeyBearer:
      type: http
      scheme: bearer
      description: FirstSales developer API key bearer token (fs-key-*).

````

This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.