how to filter in the dynamic zone in strapi using graphql?

query GetPosts($datelte: Date!, $dategte: Date!, $searchkey: String) {
  posts(filters: { effectiveDate: { lte: $datelte, gte: $dategte } }) {
    data {
      attributes {
        effectiveDate
        contentSections {
        ... on ComponentElementsEvents {
          title
            }
        }
      }
    }
  }
}