Missing V2 DocDB assets

**Describe the bug**
Look into this asset: [this CO asset](https://codeocean.allenneuraldynamics.org/data-assets/e080e441-bcce-412f-829c-308908f8a7a1/828409-2025-11-20-10-01-34-annotated-2026-05-28-19-00-41?filters=N4IgjgrgpgTgniAXCKAGAHKqAWbBGAWgCMBjEqA-AJgDMD0qBOEggZg0YxvQEMB2HnhAAaEABMoAZxJIALjGiiADjwDmUJHmWwACmo2IqqUTzEA3HgDtyYpMAC%2BogLYQANrICWAMQ-vYku3t7IA) and investigate why the indexer doesn't add a record to the v2 database.

**To Reproduce**
Steps to reproduce the behavior:
1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

**Expected behavior**
A clear and concise description of what you expected to happen.

**Screenshots**
If applicable, add screenshots to help explain your problem.

**Desktop (please complete the following information):**
- OS: [e.g. iOS]
- Browser [e.g. chrome, safari]
- Version [e.g. 22]

**Smartphone (please complete the following information):**
- Device: [e.g. iPhone6]
- OS: [e.g. iOS8.1]
- Browser [e.g. stock browser, safari]
- Version [e.g. 22]

**Additional context**
https://api.allenneuraldynamics.org/v1/metadata_index/data_assets?filter=%7B%22name%22:%22828409_2025-11-20_10-01-34_annotated_2026-05-28_19-00-41%22%7D&limit=1 in V1 collection