OptionalbackoffOptionalinitialDelay before the first retry in milliseconds. Default: 1000.
OptionalmaxTotal number of attempts including the first. Default: 3.
OptionalretryAlso retry a 429, waiting out Retry-After when the API sent one. Off by default: a rate limit asks you to slow
the whole client down, and retrying one call in place papers over that.
Exponential backoff multiplier. Default: 2.