Storing Base64 Code in To a BLOB Data Type inside HANA Studio.Backend

hello, communities,

I am using SAP Ui5 as frontend and backend HANA DB I have done that conversion part not when I store the code in the backend it doesn't store whole base64 code it only stores

"com.sap.db.jdbc.HanaBlob@1f1a207"

this much data in the backend table, and even i dont know how to store my orignal code. and how this should be converted to m y orignal Base 64 code,

Thanks in Advance.