GTM Helper Layer
Processing Involved in the GTM Helper Processing Layer
These processing operations are in addition to those described in the "Hosting Only" section, including cases where hosting is managed by a third party.
For the purposes of the service, the client instructs Sirdata to modify the headers of incoming HTTP requests to add additional parameters, specifically :
Gtm_config_id
sGTM Configuration ID at Sirdata
string
2hDUjf
Yes
Gtm-Helper-Consent
Generic Consent Signal. Sirdata attempts to infer choice signals from the various available information (Google Consent Mode signals, TCF TC String, etc.).
true/false/undefined
false
Yes
Gtm-Helper-Consent-Analytics
Consent Signal for Audience Measurement. Sirdata attempts to infer choice signals from the various available information (Google Consent Mode signals, TCF TC String, etc.).
true/false/undefined
false
Yes
Gtm-Helper-Consent-Basic-Ads
Consent Signal for Standard Advertising. Sirdata attempts to infer choice signals from the various available information (Google Consent Mode signals, TCF TC String, etc.).
true/false/undefined
false
Yes
Gtm-Helper-Consent-Basic-Content
Consent Signal for Standard Content. Sirdata attempts to infer choice signals from the various available information (Google Consent Mode signals, TCF TC String, etc.).
true/false/undefined
undefined
Yes
Gtm-Helper-Consent-Personalized-Ads
Consent Signal for Personalized Advertising. Sirdata attempts to infer choice signals from the various available information (Google Consent Mode signals, TCF TC String, etc.).
true/false/undefined
false
Yes
Gtm-Helper-Consent-Personalized-Content
Consent Signal for Personalized Content. Sirdata attempts to infer choice signals from the various available information (Google Consent Mode signals, TCF TC String, etc.).
true/false/undefined
undefined
Yes
Gtm-Helper-Cookieless-Id-Cross-Domain
Universal Cookieless Identifier (enables cross-site tracking). If the service is not active or the specific DPA is not signed, the value will be "unsubscribed." If the user has not provided consent, the value will be "no-consent." Otherwise, the value will be a user identifier in UUID V4 format.
unsubscribed/no-consent/UUID V4
no-consent
No
Gtm-Helper-Cookieless-Id-Domain-Specific
Domain-Specific Cookieless Identifier (does not enable cross-site tracking). If the service is not active or the specific DPA is not signed, the value will be "unsubscribed." If the user has objected to the processing, the value will be "objected." Otherwise, the value will be a user identifier in UUID V4 format.
unsubscribed/objected/UUID V4
f577fc8e-065a-5e5f-6008-eacbc29c17de
No
Gtm-Helper-Device-Is-Mobile
Mobile Device Type (true/false)
true/false/undefined
false
Yes
Gtm-Helper-Device-User-Agent
Device User-Agent (Not pseudonymized if proxyfication is enabled; the User-Agent sent to GA4 is pseudonymized).
string
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
Yes
Gtm-Helper-Optout
Opt-Out Signal for Processing. Sirdata infers the opt-out signal from the "gtm-helper-optout" cookie with a non-null value (e.g., "true", "1"). This cookie must be set on the host used for sGTM (e.g., "tag.example.com") or the domain preceded by a dot (e.g., ".example.com").
true/false/undefined
undefined
Yes
Gtm-Helper-Site-Domain
The Domain Originating the Request
string
alertepv.com
Yes
Gtm-Helper-Site-Host
The Host Originating the Request
string
www.alertepv.com
Yes
Gtm-Helper-User-City
User's Connection City
string
Paris
Yes
Gtm-Helper-User-Country
User's Connection Country
ISO 3166-1 alpha-2 country code
FR
Yes
Gtm-Helper-User-Ip
User's Connection IP Address (Not truncated if proxyfication is enabled; the IP address sent to GA4 is truncated).
Adresse IP
1.1.1.1
Yes
Gtm-Helper-User-Isp
Internet Service Provider or VPN (Example: Apple's "Privacy Relay").
string
Free Pro SAS
Yes
Gtm-Helper-User-Region
User's Connection Region
ISO 3166-2 region code
IDF
Yes
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