Errro while coonecting to ws

GraphQL API
1

I get that error while I try to connect to ws:
{
payload: { message: ‘Connection initialisation timeout’, locations: },
type: ‘connection_error’
}

2

Please share more details.

Sample Postman collection:

https://www.postman.com/spacecraft-geologist-86385692/workspace/bitquery/collection/645e69d97aa179eb6799e1d6

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