AttributeFormatInvalid - invalid format for attributes.

BucketedIntoFeatureTest - the user is bucketed into a variation for the given feature test.

BucketedIntoRollout - the user is bucketed into a variation for the given feature rollout.

BucketedIntoVariation - the user is bucketed into a variation for the given experiment.

BucketedVariationNotFound - the bucketed variation ID is not in the config.

FailedAudienceTargeting - the user failed the audience targeting conditions.

FailedRolloutBucketing - the user is not bucketed into the feature rollout.

FailedRolloutTargeting - the user does not meet the rollout targeting rules.

ForcedDecisionFound - forced decision was found for provided flag and ruleKey against the user.

InvalidOverrideVariationAssignment - An override variation was found for the given user and experiment, but no variation with that key exists in the given experiment.

InvalidWhitelistVariationAssignment - A variation assignment was found for the given user and experiment, but no variation with that key exists in the given experiment.

NoOverrideVariationAssignment - No override variation was found for the given user and experiment.

NoRolloutForFeature - there is no rollout for the given feature.

NotBucketedIntoVariation - the user is not bucketed into a variation for the given experiment.

NotInGroup - the user is not bucketed into the mutex group.

NoWhitelistVariationAssignment - there is no variation assignment for the given user and experiment.

OverrideVariationAssignmentFound - A valid override variation was found for the given user and experiment.

RolloutHasNoExperiments - the rollout has no assigned experiments.

WhitelistVariationAssignmentFound - a valid variation assignment was found for the given user and experiment.

Reason is the reason for which a decision was made.