Retrieve data format issue

[shouziws]

Bug description
Can Spring AI Metadata only store String types when storing metadata components? I stored Long type data in metadata and retrieved it as Double type，And I use attu to query milvus database, attu dashboard don't data response

Environment
Spring AI version：1.1.0
Java version：azul jdk 17
Milvus：2.5.8

Steps to reproduce
it's my attu dashboard milvus data

Line detail data ：

{"menu_code":"2.1","book_id":1988042958996516900,"line":1,"menu_title":"第二章 控制意识，改善体验的品质","menu_subTitle":"意识的内涵"}

I search debug data：

The Entity definition