series
suspend fun series(seriesId: String, startDate: LocalDate? = null, endDate: LocalDate? = null, frequency: DataFrequency? = null): FredSeries(source)
Fetches FRED time series data.
Retrieves both series metadata and observation values for the specified series.
Return
FRED series data containing metadata and observations
Parameters
series
The series ID (e.g., "GDP", "UNRATE", "DFF")
start
The start date for observations (null to fetch from the beginning of the series)
end
The end date for observations (null to fetch to the end of the series)
frequency
The data frequency (null to use the original frequency)
Throws
if seriesId is blank
No
if the series cannot be found
if API authentication fails or rate limit is exceeded