Vandelay migration from stalwart v0.15.5

Issue Description

during vandelay export of a mailbox from stalwart v0.15.5 I see some warnings like the below one

warning: Email gceyaabqrg skipped: json error: a character literal was not valid

Expected Behavior

all mails should be imported into the sqlite DB

Actual Behavior

warning: Email gceyaabqrg skipped: json error: a character literal was not valid

Reproduction Steps

vandelay import jmap --url https://mx.example.org
–auth-basic admin
–auth-password ‘’
–account-name [email protected]
–max-retries 5
janedoesqlite

Relevant Log Output

warning: Email gceyaabqrg skipped: json error: a character literal was not valid

Stalwart Version

v0.15.x

Installation Method

Docker

Database Backend

RocksDB

Blob Storage

RocksDB

Search Engine

Internal

Directory Backend

Internal

Additional Context

the mailbox size have about 11GB and content mails copied at begin of the year from a exchange mailbox via betterbird

I have reviewed the documentation and FAQ and confirm that my issue is NOT addressed there.

on

I have searched this support forum (open and closed topics) and confirm this is not a duplicate.

on

I understand that topics in this category are triaged by a bot first but a human reply will follow up. If I’d prefer a human-only reply, I’ll add the no-ai tag to my topic.

on

This is the same problem as GitHub issue #36 and it is fixed in 1.0.9.