Migrate the entitlement tables

5 of 13 done
    • 1Load the source filesDone
    • 2Validate the schemaDone
    • 3Snapshot the current rowsDone
    • 1Write the migration fileDone
    • 2Backfill the user rowsDone
    • 3Verify the row countsFailed
    • 4Drop the legacy tier columnQueued