More Query Parameters
If you are logged in to RIPE Atlas, you can see objects that you own by passing the query parameter
mine=true for measurement objects.
This query parameter will order the results by the field name that is given as the value, e.g.
key parameter allows you to authenticate and authorise yourself to the RIPE Atlas APIs. The actual key can be generated by you if you have a RIPE Atlas account, or if somebody gave you one. You can learn more on this parameter, authentication and authorisation here.