POST API Error when updatating every task

[satake_hiroyuki]

Briefly describe (1-2 sentences) the Bug you’re experiencing:
Got API 500 Error response from this morning 3/27/2020.

Steps to reproduce:
POST to https://app.asana.com/app/asana/-/socket

• Comment to Task
• Change Section, etc

Browser version:
Firefox 74.0
Chrome 80.0.3987.149

Upload screenshots below:

[satake_hiroyuki]

UPDATE:
This error cause 100% at particular project for me.
The Project ID is 1159582231430233