Can not set Vertex AI API

[d2clab]

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1. Is this request related to a challenge you're experiencing? Tell me about your story.

Couldn't set Vertex AI | Google Cloud Platform API.
Error：'utf-8' codec can't decode byte 0xed in position 0: invalid continuation byte
Pretty sure that Project ID* and Service Account Key are right. Because of the location?

2. Additional context or comments

No response