matchId property
The match ID field.
A match ID is your own first-party identifier that has been synced with Google using the match ID feature in Floodlight. This field is mutually exclusive with encryptedUserId, encryptedUserIdCandidates[],mobileDeviceId, gclid, dclid, and impressionId. This or encryptedUserId orencryptedUserIdCandidates[] or mobileDeviceId or gclid or dclid or impressionIdis a required field.
Implementation
core.String? matchId;