Static name for x-axis Legend fields

Hi,
I want to map a static name in the x-axis instead of the name provided by the result. I want to give a static name to the x-axis  value instead of having xxxcx•outboundCallsActiveByAccountIdRegionVoiceConnectorId.I need tohave a static name for my legend field

To change the name displayed on the chart, you can directly in DQL assign a name to a time series by “=”. Your custom name is then displayed along with the dimension by which the data was divided. If there is no dimension Your static name alone. For example: