zammad/app/frontend/apps/mobile/modules/ticket/graphql/queries/ticket.graphql

query ticket(
  $ticketId: ID
  $ticketInternalId: Int
  $ticketNumber: String
  $withArticles: Boolean = false
  $withObjectAttributes: Boolean = false
) {
  ticket(
    ticket: {
      ticketId: $ticketId
      ticketInternalId: $ticketInternalId
      ticketNumber: $ticketNumber
    }
  ) {
    ...ticketAttributes
    articles @include(if: $withArticles) {
      edges {
        node {
          ...ticketArticleAttributes
        }
      }
    }
    objectAttributeValues @include(if: $withObjectAttributes) {
      ...objectAttributeValues
    }
  }
}