React to an activity

POST

/v1/activities/{id}/reactions

curl --request POST \
  --url http://localhost:3000/v1/activities/2489E9AD-2EE2-8E00-8EC9-32D5F69181C0/reactions \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{ "kind": "like", "custom": {} }'

Authorizations

• bearerAuth

Parameters

Path Parameters

id

required

string format: uuid

Request Body^required

Media typeapplication/json

object

kind

required

string

Example

like

custom

object

key

additional properties

any

Responses

201

Reacted. Idempotent — a repeat does not move the counter.

Media typeapplication/json

object

id

required

string format: uuid

activity_id

required

string format: uuid

user_id

required

string

kind

required

string

custom

required

object

key

additional properties

any

created_at

required

string format: date-time

Example^generated

{
  "id": "2489E9AD-2EE2-8E00-8EC9-32D5F69181C0",
  "activity_id": "2489E9AD-2EE2-8E00-8EC9-32D5F69181C0",
  "user_id": "example",
  "kind": "example",
  "custom": {},
  "created_at": "2026-04-15T12:00:00Z"
}

401

Invalid, expired, revoked, or absent token.

Media typeapplication/json

object

error

required

object

code

required

string

Allowed values: VALIDATION_FAILED UNAUTHENTICATED FORBIDDEN NOT_FOUND CONFLICT RATE_LIMITED INTERNAL

message

required

string

requestId

required

string

fields

Present only for VALIDATION_FAILED.

Array<object>

object

path

string

message

string

Example

{
  "error": {
    "code": "VALIDATION_FAILED"
  }
}

404

Activity not found

Media typeapplication/json

object

error

required

object

code

required

string

Allowed values: VALIDATION_FAILED UNAUTHENTICATED FORBIDDEN NOT_FOUND CONFLICT RATE_LIMITED INTERNAL

message

required

string

requestId

required

string

fields

Present only for VALIDATION_FAILED.

Array<object>

object

path

string

message

string

Example

{
  "error": {
    "code": "VALIDATION_FAILED"
  }
}