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The Enrol Unified Promotions API allows you to directly manage member participation for specific, targeted campaigns. You can use this endpoint to manually register members or process specific opt-in requests, giving you precise control over who enters exclusive or invite-only promotions.

Example request

curl --location 'https://{host}/v3/promotions/enrol' \
--header 'Content-Type: application/json' \
--data '{
    "requestId": "some-test-id",
    "action": "ENROL",
    "promotion": {
        "id": "68c3f64bbd0a8a0aa705c793",
        
        "promotionId": 1133590053
    },
    "customer": {
        "identifierName": "id",
        "identifierValue": "388369579",
        "source": "INSTORE"
    },
    "programId": 3334
}'

curl --location 'https://eu.api.capillarytech.com/v3/promotions/enrol' \
--header 'Content-Type: application/json' \
--header 'Authorization: Basic DllZTk=' \
--header 'Cookie: _cfuvid=w9k84Tbu9Ahlvel7gyPLGv9wCGWeqg-1763442378135-0.0.1.1-604800000' \
--data '{
    "requestId": "some-test-id",
    "action": "OPT_IN",
    "promotion": {
        "id": "690ddfe45d4a900e2157f1c2",
        
        "promotionId": 1133595380
    },
    "customer": {
        "identifierName": "id",
        "identifierValue": "388519295",
        "source": "INSTORE"
    },
    "programId": 973
}'

API Quick Reference

{{promotions_enrol}}
   └─ {{EnrollmentRequest}}
      ├─ {{requestId}} (string)
      ├─ {{action}} (string)
      ├─ {{programId}} (integer)
      ├─ {{promotion}}
      │   ├─ {{promoHexId}} (string)
      │   └─ {{promoIntId}} (integer)
      └─ {{customer}}
          ├─ {{identifierName}} (string)
          ├─ {{identifierValue}} (string)
          └─ {{source}} (string)

{{promotions_enrol}}
   └─ {{OptInRequest}}
      ├─ {{requestId}} (string)
      ├─ {{action}} (string)
      ├─ {{programId}} (integer)
      ├─ {{promotion}}
      │   ├─ {{promoHexId}} (string)
      │   └─ {{promoIntId}} (integer)
      └─ {{customer}}
          ├─ {{identifierName}} (string)
          ├─ {{identifierValue}} (string)
          └─ {{source}} (string)

Prerequisites

Authentication: Basic or OAuth authentication.
Default access group

Body parameters

Field	Type	Required	Description
requestId	String	Optional	Specifies a unique identifier for the request.
action	String	Yes	Specifies the action to perform. Enum: `ENROL`, `OPT_IN`
promotion	Object	Yes	Defines the promotion to enrol into.
..id	String	Yes	Specifies the unique string ID of the promotion.
..promotionId	Number	Yes	Specifies the unique numeric ID of the promotion.
customer	Object	Yes	Defines the customer to be enrolled.
..identifierName	String	Yes	The identifier type for the customer. Supported identifiers: id (customer ID), mobile, and email.
..identifierValue	String	Yes	Specifies the value for the customer identifier. Supported values: mobile, email, userid, externalId.
..source	String	Optional	The source of the customer's registration. Supported values: FACEBOOK, WEB_ENGAGE, INSTORE, MARTJACK, TMALL, TAOBAO, JD, ECOMMERCE, WEBSITE, LINE, ALL.
programId	Number	Yes	Specifies the unique ID of the loyalty program.

Example response

{
    "data": {
        "requestId": "some-test-id",
        "action": "ENROL",
        "customer": {
            "identifierName": "id",
            "identifierValue": "388369579",
            "customerId": 388369579
        },
        "enrollmentStatus": {
            "promotion": {
                "id": "68c3f64bbd0a8a0aa705c793",
                "identifier": "enr-58",
                "programId": 3334,
                "enrollmentId": "25286",
                "optinId": "25910"
            },
            "milestone": {
                "status": "SUCCESS",
                "milestones": [
                    {
                        "targetGroupId": 97829,
                        "targetRuleId": 151359,
                        "initialBalance": 0
                    }
                ]
            }
        },
        "status": "SUCCESS"
    },
    "errors": null,
    "warnings": null
}

Response parameters

Field	Type	Description
data	Object	Defines the result of the enrollment request.
..requestId	String	Specifies the request identifier, echoed from the request.
..action	String	Specifies the action performed, echoed from the request.
..customer	Object	Defines the customer details, including the resolved ID.
....identifierName	String	Specifies the identifier type used.
....identifierValue	String	Specifies the identifier value used.
....customerId	Number	Specifies the resolved unique customer ID.
..enrollmentStatus	Object	Defines the details of the enrolment.
....promotion	Object	Defines the promotion that was enrolled.
......id	String	Specifies the unique string ID of the promotion.
......identifier	String	Specifies the promotion's short identifier.
......programId	Number	Specifies the program ID.
......enrollmentId	String	Specifies the unique ID for this enrollment.
......optinId	String	Specifies the unique ID for the opt-in record.
....milestone	Object	Defines the status of any associated milestones.
......status	String	Indicates the status of the milestone processing.
......milestones	Array	Defines a list of milestone details.
........targetGroupId	Number	Specifies the target group ID for the milestone.
........targetRuleId	Number	Specifies the target rule ID for the milestone.
........initialBalance	Number	Specifies the customer's initial balance of the specified target amount, which serves as the starting point for the milestone target calculation.
..status	String	Indicates the overall status of the enrolment.
errors	Object	Defines any errors that occurred. null on success.
warnings	Object	Defines any warnings generated. null if no warnings.

Warning messages

Warning message	Description
Unable to enroll in promotions. Customer already enrolled or limit reached.	The customer is already enrolled in the promotion or the maximum enrollment limit has been reached.
failed to enrol into milestones	The main promotion enrollment was successful, but the system failed to enroll the customer into specific milestones.
Unable to enroll in promotions. No Response from EMF service.	The primary enrollment action succeeded, but the downstream service did not return the expected confirmation IDs.

Error codes

Error Code	Description
310002	`action` is required. Specify a valid action: `ENROL`, `OPT_IN`, or `ENROL_MILESTONES`.
310003	`promotion` is required. Ensure the `promotion` object is provided in the request body.
310004	`customer` is required. Ensure the `customer` object with identifiers is provided.
310005	`programId` is required. Provide a valid loyalty program ID.
310006	`customer.identifierName` is required. Use a valid identifier like `mobile`, `email`, or `external_id`.
310007	`customer.identifierValue` is required. Provide the actual value for the customer identifier.
310008	`customer.source` is required. Specify the source of the enrollment (e.g., `INSTORE`).
310009	`customer.milestone.targetRuleId` is required. Provide the specific `targetRuleId` for milestone enrollment.
400	Promotion not found or inactive. Use a valid `promotionId`/`identifier` and ensure it is in `LIVE` or `UPCOMING` status.
400	Program not found. Verify that the `programId` provided exists in the system.
400	Customer not found. Ensure the customer exists for the given organization and identifiers.
400	`GENERIC` promotions are not eligible for enrollment. Enrollment is only supported for `LOYALTY` and `LOYALTY_EARNING` types.
400	`OPT_IN` action not supported. The specified promotion type does not support the `OPT_IN` action (e.g., use `ENROL` instead).
500	Unable to enrol in promotions. An internal error occurred in the promotion engine (`EMF`). Try again later.