/api/v1/external-users/authenticate

POST

/api/v1/external-users/authenticate

curl --request POST \
  --url https://api.endless.zaia.app/api/v1/external-users/authenticate \
  --header 'Content-Type: application/json' \
  --data '{ "channelId": "2489E9AD-2EE2-8E00-8EC9-32D5F69181C0", "externalId": "example", "id": "2489E9AD-2EE2-8E00-8EC9-32D5F69181C0", "identifier": "example" }'

• API Server

Authenticates an external user.

Request Body^required

Media typeapplication/json

object

channelId

required

A UUID v4 string that identifies an entity.

string format: uuid

externalId

required

string

nullable

id

required

A UUID v4 string that identifies an entity.

string format: uuid

nullable

identifier

required

string

nullable

Example^generated

{
  "channelId": "2489E9AD-2EE2-8E00-8EC9-32D5F69181C0",
  "externalId": "example",
  "id": "2489E9AD-2EE2-8E00-8EC9-32D5F69181C0",
  "identifier": "example"
}

Responses

200

The external user was authenticated and access token generated.

Media typeapplication/json

object

createdAt

required

string format: date-time

id

required

A UUID v4 string that identifies an entity.

string format: uuid

updatedAt

required

string format: date-time

blocked

required

Whether the external user is blocked.

boolean

channelId

required

The ID of the channel associated with the external user.

string format: uuid

externalId

required

External reference in the integrated system.

string

nullable >= 3 characters <= 250 characters

externalUserGroupId

required

The ID of the external user group associated with the external user.

string format: uuid

nullable

identifier

required

A unique identifier of the external user (usernames, emails, phone numbers and etc).

string

nullable

name

required

The display name of the external user.

string

nullable >= 3 characters <= 50 characters

superIdentityId

required

The ID of the super identity associated with the external user.

string format: uuid

tierId

required

The ID of the tier associated with the external user.

string format: uuid

nullable

workspaceId

required

The ID of the workspace associated with the external user.

string format: uuid

accessToken

required

string

Example^generated

{
  "createdAt": "2026-04-15T12:00:00Z",
  "id": "2489E9AD-2EE2-8E00-8EC9-32D5F69181C0",
  "updatedAt": "2026-04-15T12:00:00Z",
  "blocked": true,
  "channelId": "2489E9AD-2EE2-8E00-8EC9-32D5F69181C0",
  "externalId": "example",
  "externalUserGroupId": "2489E9AD-2EE2-8E00-8EC9-32D5F69181C0",
  "identifier": "example",
  "name": "example",
  "superIdentityId": "2489E9AD-2EE2-8E00-8EC9-32D5F69181C0",
  "tierId": "2489E9AD-2EE2-8E00-8EC9-32D5F69181C0",
  "workspaceId": "2489E9AD-2EE2-8E00-8EC9-32D5F69181C0",
  "accessToken": "example"
}

400

Invalid data provided.

Media typeapplication/json

The description of a known exception.

object

code

The error code.

string

cta

The error call-to-action.

object

type

required

string

Allowed values: support-contact

url

required

string format: uri

feedback

required

The error feedback.

object

enUs

string

esEs

string

ptBr

string

message

required

The error message.

string

name

required

The error name.

string

Example

{
  "cta": {
    "type": "support-contact"
  }
}

401

Unauthorized.

Media typeapplication/json

The description of a known exception.

object

code

The error code.

string

cta

The error call-to-action.

object

type

required

string

Allowed values: support-contact

url

required

string format: uri

feedback

required

The error feedback.

object

enUs

string

esEs

string

ptBr

string

message

required

The error message.

string

name

required

The error name.

string

Example

{
  "cta": {
    "type": "support-contact"
  }
}

404

Channel not found.

Media typeapplication/json

The description of a known exception.

object

code

The error code.

string

cta

The error call-to-action.

object

type

required

string

Allowed values: support-contact

url

required

string format: uri

feedback

required

The error feedback.

object

enUs

string

esEs

string

ptBr

string

message

required

The error message.

string

name

required

The error name.

string

Example

{
  "cta": {
    "type": "support-contact"
  }
}