Deprecated endpoint.
This endpoint should NOT be used for customers created via
POST /enterprise/customers/sa/v1/customers/register.

Generates new tokens for customers in batch mode (max=1000) and returns them.

Response contain results for each customer in request (can be mapped by extId).

If result status is success - new token pair is provided to access customer API.
Previous token pair MAY NOT WORK ANYMORE since this moment

If result status is failure - errors are provided.
Endpoint always returns 200 as a response code, even if 1 failure met in result or all the requests are failed.

IMPORTANT: This endpoint only for token recovery if current token pair is lost or broken for some reason. In normal situation please use refreshToken