Avoid saving data that is not needed for the next-level aggregation when serializing the EvaluationContext: 1. the default DPF parameters; and 2. the partial evaluations.
Avoid saving data that is not needed for the next-level aggregation when serializing the EvaluationContext: 1. the default DPF parameters; and 2. the partial evaluations.

PiperOrigin-RevId: 399464268

google/privacy-sandbox-aggregation-service,google/privacy-sandbox-aggregation-service,google/privacy-sandbox-aggregation-service,google/privacy-sandbox-aggregation-service,google/privacy-sandbox-aggregation-service