POST v3/lists/{listId}/subscribers
https://api-test.questline.com/v3/lists/{listId}/subscribers
Adds a subscriber to a list.
Request Information
URI Parameters
| Name | Description | Type | Additional Info |
|---|---|---|---|
| listId | The ID of the list. | globally unique identifier | Required |
Body Parameters
The request body.
PostListSubscriberRequestV3| Name | Description | Type | Additional Info |
|---|---|---|---|
| SubscriberId | The ID of the subscriber. | globally unique identifier | None. |
Request Formats
application/json, text/json
Sample:
{
"SubscriberId": "5f230dff-fe55-4834-b315-6bad4e993fb8"
}
Response Information
Resource Description
PostListSubscriberResponseV3| Name | Description | Type | Additional Info |
|---|---|---|---|
| ListSubscriber | The list subscriber. | ListSubscriberV3 | None. |
| Error | The response error, if any. | ResponseErrorV3 | None. |
Response Formats
application/json, text/json
Sample:
{
"ListSubscriber": {
"ListId": "1827b2a3-f738-4f8f-aa47-1aad258b182b",
"SubscriberId": "875d46c9-7c67-46cc-8db2-b1c92df82758",
"Created": "2026-03-31T15:37:29.8092772+00:00"
},
"Error": {
"ErrorId": 1,
"ErrorMessage": "sample string 1"
}
}
text/javascript, application/javascript, application/json-p
Sample:
/**/ typeof === 'function' && ({"ListSubscriber":{"ListId":"1827b2a3-f738-4f8f-aa47-1aad258b182b","SubscriberId":"875d46c9-7c67-46cc-8db2-b1c92df82758","Created":"2026-03-31T15:37:29.8092772+00:00"},"Error":{"ErrorId":1,"ErrorMessage":"sample string 1"}});