Sign the given input and return a signature that is valid until the
expiration time given as the number of milliseconds since "the epoch"
of 1/1/1970 00:00:00 GMT
Sign the given input and return a signature that is valid until the
expiration time given as the number of milliseconds since "the epoch"
of 1/1/1970 00:00:00 GMT
Signs the input and produces a signature that is valid until the
expiration time given as the number of milliseconds since "the epoch"
of 1/1/1970 00:00:00 GMT