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enum InternalApiError.Reason (v201809)

The single reason for the internal API error.

Enumeration Description
UNEXPECTED_INTERNAL_API_ERROR API encountered an unexpected internal error.
TRANSIENT_ERROR A temporary error occurred during the request. Please retry.
UNKNOWN The cause of the error is not known or only defined in newer versions.
DOWNTIME The API is currently unavailable for a planned downtime.
ERROR_GENERATING_RESPONSE Mutate succeeded but server was unable to build response. Client should not retry mutate.