Turns on the resolution of market definitions for a particular symbol.
A sample symbology file is provided in examples/marketSymbology.js and should be customized for your use.
Market definitions are defined in files named by exchange code in marketDefinitions folder.
You can add more definitions as you see fit, as well as edit the existing definitions should unscheduled market closings occur or new holidays announced.
You can also configure the symbology file to fetch market definitions from your own API.
For more information: