Image base64 not display when run on android emulator

I have call images in base64 from mysql database and the image can be display properly when i run in browser using ionic serve. But, when i try to run on android emulator the image is not display. Anyone please help me.

Here is my html code

<ion-card class="card"  *ngFor = "let letter of letters;">
        <h5>Date:{{}} Time:{{letter.time}}</h5>
        <ion-img [src]="'data:image/jpeg;base64,'+letter.image" alt="Select Image"></ion-img>

Anyone please help me.

Thank you in advance.

Anyone help me please :pray:t3: