Grounding
constructor(imageSearchQueries: List<String>? = null, groundingChunks: List<GroundingChunk>? = null, groundingSupports: List<GroundingSupport>? = null, retrievalMetadata: RetrievalMetadata? = null, searchEntryPoint: SearchEntryPoint? = null, webSearchQueries: List<String>? = null, googleMapsWidgetContextToken: String? = null, retrievalQueries: List<String>? = null, sourceFlaggingUris: List<GroundingMetadataSourceFlaggingUri>? = null)