

<div class="admonition admonition-note"><div class="admonition-icon"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2.5"><path stroke-linecap="round" stroke-linejoin="round" d="M13 16h-1v-4h-1m1-4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z" /></svg></div><div class="admonition-body"><div class="admonition-content">

Your integration may add custom parameters. The tables only list parameters that exist in Synerise and SDKs/APIs by default.

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## dynamicContent.show
Dynamic content on a web page was displayed to a visitor.

**Default retention**: 90 days


| Parameter | Type | Example | Description |
| --- | --- | --- | --- |
| Base parameters | various | n/a | [Parameters that may exist in all events](/docs/assets/events/event-reference/common-parameters#base-parameters) |
| firstTimeVisitor | boolean | `true` | This parameter is only added to event if it's `true`. It means that the **Include first time visitors in audience** option is enabled in the Dynamic Content configuration and this event was generated for a first-time visitor. |
| title | string | `Release notification` | Title of the campaign |
| id | string | `c8f0b875-62e9-4dae-b9d5-241cbc9453b3` | Unique ID of the campaign |
| campaignName | string | `Black Friday promotions` | Name of the communication campaign |
| variantID/variantId | integer | `7044429` | Unique identifier of the message variant |
| variantName | string | `Variant A` | Name of the message variant |
| Parameters added by Synerise Web SDK | various | n/a | If the event was sent from a web page or an email with a tracking code, [some parameters are added automatically](/docs/assets/events/event-reference/common-parameters#parameters-added-by-web-sdk). |

## dynamicContent.controlGroup
The user belongs to the global control group.

**Default retention**: 30 days

| Parameter | Type | Example | Description |
| --- | --- | --- | --- |
| Base parameters | various | n/a | [Parameters that may exist in all events](/docs/assets/events/event-reference/common-parameters#base-parameters) |
| id | string | `c8f0b875-62e9-4dae-b9d5-241cbc9453b3` | Unique ID of the campaign |
| campaignName | string | `Important notice` | Name of the campaign |
| type | string | `global` | Type of the control group. `global` if the global control group was used;`campaign` if the control group was defined in the campaign settings. |
| globalControlGroupId | string | `00000000-0000-0000-0000-000000000001` | Parameter reserved for future purposes. |
| firstTimeVisitor | boolean | `true` | This parameter is only added to event if it's `true` and the global control group applies to this campaign. It is related only to campaigns directed to everyone and means that a first-time visitor was treated as part of the control group (content wasn't displayed) |


## dynamicContent.click
Dynamic content on a web page was clicked by a visitor.

**Default retention**: 90 days


| Parameter | Type | Example | Description |
| --- | --- | --- | --- |
| Base parameters | various | n/a | [Parameters that may exist in all events](/docs/assets/events/event-reference/common-parameters#base-parameters) |
| firstTimeVisitor | boolean | `true` | This parameter is only added to event if it's `true`. It means that the **Include first time visitors in audience** option is enabled in the Dynamic Content configuration and this event was generated for a first-time visitor. |
| campaignName | string | `Important notice` | Name of the campaign |
| host | string | `sub-domain.domain.com` | Domain name or IP address of URL |
| location | string | `/eu-projects` | Resource location |
| referrer | string | `synerise.com/careers` | The page that the user was on before being directed to the current resource |
| refdomain | string | `synerise.com` | Referrer domain |
| ref | string | `/careers` | Referrer location |
| name | string | `Important notice` | Title of the campaign |
| campaign | string | "0" | Deprecated parameter |
| campaignHashID | string | `a6ab2e6f-6712-4d7c-8367-615f158af496` | ID of the campaign |
| hash | string | `a6ab2e6f-6712-4d7c-8367-615f158af496` | ID of the campaign |
| snrs_cp | string | `a6ab2e6f-6712-4d7c-8367-615f158af496` | ID of the campaign |
| id | string | `a6ab2e6f-6712-4d7c-8367-615f158af496` | ID of the campaign |
| identity | string | `email` | The way that the profile was identified |
| identityHash | string | `-1896583966` | Identity hash is used to verify if the current user is the same as the last user who accessed a resource from the device. |
| user_hash | string | `8743b52063cd84097a65d1633f5c74f5 ` | If the *_ush* cookie is set, the value is stored here. |
| ssuid | string | `a9cdcf44-7cba-4a33-b3b3-a9aa190d910c` | Session ID |
| s_visits | string | `3` | Number of visits in this session |
| visits | string | `82` | Total number of visits |
| u24_visits | string | `7` | Number of visits in the last 24 hours |
| snrs_var | string | `5290795` | ID of the dynamic content variant |
| current | string | `1677527752` | Unix time when the event happened |
| init | string | `1677527752` | The time of the first page visit (time from the customer's browser) |
| last | string | `1677527748` | The time of the most recent page visit |
| ecookies | string | `true` | Informs if cookies were enabled at the time of sending the event |
| encoding | string | `UTF-8` | Encoding of the message |
| res | string | `1024x768` | Screen resolution |
| lang | string | `pl_pl` | Language of the site |
| long | integer | `45` | Duration of the current session in seconds |
| browser | string | `Chrome` | Name of the browser |
| browserVer | string | `109.0.0.0` | Version of the browser |
| osver | string | `10_15_7` | Version of the operating system |
| Parameters added by Synerise Web SDK | various | n/a | If the event was sent from a web page or an email with a tracking code, [some parameters are added automatically](/docs/assets/events/event-reference/common-parameters#parameters-added-by-web-sdk). |
| snr_sdk_version | string | `4.10.1` | Synerise SDK version |
| tck | string | `B264B70A-42D8-B6B7-13E5-ACAAAAAAA59` | Tracking code used to record this event |
| type.id | integer | `9` | Numerical ID of the communication type |
| type.title | string | `Dynamic content` | Communication type |


## variant.assign

Event generated as a result of assigning a customer to a variant of an A/B/X test of a recommendation, AI Search, or dynamic content (for variant optimizer feature driven by AI engine). 

**Default retention** 30 days  

| Parameter | Type | Example | Description |
| --- | --- | --- | --- |
| Base parameters | various | n/a | [Parameters that may exist in all events](/docs/assets/events/event-reference/common-parameters#base-parameters) |
| experimentId | integer | `930` | ID of the A/B test |
| variantId | integer | `2484` | ID of the variant for A/B test |
| variantName | string | `FV5PIcmhmN0p` | ID of the recommendation campaign assigned to the test variant |