Built-in Snowbridge transformations

Snowbridge includes several configurable built-in transformations.

Transformation	Functionality	Snowplow data only
base64Decode	Base64-decodes the message's data.
base64Encode	Base64 encodes the message's data.
jq	Runs a jq command on the message data, and outputs the result of the command.
jqFilter	Filters messages based on the output of a jq command.
spEnrichedFilter	Filters messages based on a regex match against an atomic field.	✅
spEnrichedFilterContext	Filters messages based on a regex match against a field in an entity.	✅
spEnrichedFilterUnstructEvent	Filters messages based on a regex match against a field in a custom event.	✅
spEnrichedSetPk	Sets the message's destination partition key.	✅
spEnrichedToJson	Transforms a message's data from Snowplow enriched tsv string format to a JSON object.	✅
spGtmssPreview	Attaches a GTM SS preview mode header	✅