Step 1: Go to https://service.wptimecapsule.com and login
Step 2: Select Migrate on any one of the site settings as shown in the image below.
Step 3: Then enter the FTP details and Click Upload bridge as shown in the image below
Now visit the path /wp-tcapsule-bridge on your new location (https://yourdomain.com/wp-tcapsule-bridge)and enter the custom database details of the new site (it will be better to have the same DB name and prefix on the new location) and click load restore points.
Download metafile.(Go to your Cloud Storage(Dropbox / Amazon S3 / Google Drive). Open the Folder WP Time Capsule -> your site -> wp-content -> Uploads -> tCapsule -> Backups.
Cick Upload meta FIle as shown in the image below and upload the meta file download in the previous step.
Now select your desired restore point to perform migration from the backup.