Skip to main content
POST
/
communication-preferences
/
v3
/
subscribe
Subscribe a contact
curl --request POST \
  --url https://api.hubapi.com/communication-preferences/v3/subscribe \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "emailAddress": "<string>",
  "subscriptionId": "<string>",
  "legalBasis": "CONSENT_WITH_NOTICE",
  "legalBasisExplanation": "<string>"
}
'
{
  "description": "<string>",
  "id": "<string>",
  "name": "<string>",
  "sourceOfStatus": "BRAND_WIDE_STATUS",
  "status": "NOT_SUBSCRIBED",
  "brandId": 123,
  "legalBasis": "CONSENT_WITH_NOTICE",
  "legalBasisExplanation": "<string>",
  "preferenceGroupName": "<string>"
}

Supported products

Requires one of the following products or higher.
Marketing HubMarketing Hub -Enterprise
Sales HubSales Hub -Free
Service HubService Hub -Free
Content HubContent Hub -Free
Data HubData Hub -Free

Authorizations

​
Authorization
string
header
required

The access token received from the authorization server in the OAuth 2.0 flow.

Body

application/json
​
emailAddress
string
required

Contact's email address.

​
subscriptionId
string
required

ID of the subscription being updated for the contact.

​
legalBasis
enum<string>

Legal basis for updating the contact's status (required for GDPR enabled portals).

Available options:
CONSENT_WITH_NOTICE,
LEGITIMATE_INTEREST_CLIENT,
LEGITIMATE_INTEREST_OTHER,
LEGITIMATE_INTEREST_PQL,
NON_GDPR,
PERFORMANCE_OF_CONTRACT,
PROCESS_AND_STORE
​
legalBasisExplanation
string

A more detailed explanation to go with the legal basis (required for GDPR enabled portals).

Response

successful operation

​
description
string
required

A description of the subscription.

​
id
string
required

The ID for the subscription.

​
name
string
required

The name of the subscription.

​
sourceOfStatus
enum<string>
required

Where the status is determined from e.g. PORTAL_WIDE_STATUS if the contact opted out from the portal.

Available options:
BRAND_WIDE_STATUS,
PORTAL_WIDE_STATUS,
SUBSCRIPTION_STATUS
​
status
enum<string>
required

Whether the contact is subscribed.

Available options:
NOT_SUBSCRIBED,
SUBSCRIBED
​
brandId
integer<int64>

The ID of the brand that the subscription is associated with, if there is one.

​
legalBasis
enum<string>

The legal reason for the current status of the subscription.

Available options:
CONSENT_WITH_NOTICE,
LEGITIMATE_INTEREST_CLIENT,
LEGITIMATE_INTEREST_OTHER,
LEGITIMATE_INTEREST_PQL,
NON_GDPR,
PERFORMANCE_OF_CONTRACT,
PROCESS_AND_STORE
​
legalBasisExplanation
string

A more detailed explanation to go with the legal basis.

​
preferenceGroupName
string

The name of the preferences group that the subscription is associated with.

Last modified on December 16, 2025