Changes to Get post analytics timeline

the response property timeline/items/follows became nullable for the status 200

added the new account enum value to the details/budgetScope response property for the response status 401

added the optional property timeline/items/replays to the response with the 200 status

added the optional property timeline/items/retentionCurve to the response with the 200 status

added the optional property code to the response with the 401 status

added the optional property details to the response with the 401 status

added the optional property docUrl to the response with the 401 status

added the optional property param to the response with the 401 status

added the optional property platform to the response with the 401 status

added the optional property platformError to the response with the 401 status

added the optional property type to the response with the 401 status

added the optional property timeline/items/audienceCountries to the response with the 200 status

added the optional property timeline/items/audienceTypes to the response with the 200 status

added the optional property timeline/items/completionRate to the response with the 200 status

added the optional property timeline/items/follows to the response with the 200 status

added the optional property timeline/items/impressionSources to the response with the 200 status

added the optional property timeline/items/profileViews to the response with the 200 status

added the optional property timeline/items/websiteClicks to the response with the 200 status