[Home](./index.md) > [@snowplow/browser-tracker](./browser-tracker.md) > [EmitterConfigurationBase](./browser-tracker.emitterconfigurationbase.md) > [useStm](./browser-tracker.emitterconfigurationbase.usestm.md) ## EmitterConfigurationBase.useStm property Should the Sent Timestamp be attached to events. Only applies for GET events. Signature: ```typescript useStm?: boolean; ```