# Common Parameters¶

The following parameters are valid for all requests no matter which element is requested. If a parameter has a shorter form, it’s given in parentheses.

Param Short Description
from/to f/t
Accepted formats:
• ISO 8601 subset - YYYY-MM-DD[THH:MM]
• ‘today’, ‘yesterday’, ‘tomorrow’ and ‘now’
• days in the future/past: ‘[+/-]DdHHhMMm’
pretty p Pretty-print the output. When exporting as JSON it will include whitespace to make the json more human-readable.
onlypublic op Only return results visible to unauthenticated users when set to yes.
onlyauthed oa Fail if the request is unauthenticated for any reason when this is set to yes.
tz - Assume given timezone (default UTC) for specified dates. Example: Europe/Lisbon.