Defines the possible types of spark chart supported by the
Scorecard.
Values:
SPARK_CHART_TYPE_UNSPECIFIED (0):
Not allowed in well-formed requests.
SPARK_LINE (1):
The sparkline will be rendered as a small
line chart.
SPARK_BAR (2):
The sparkbar will be rendered as a small bar
chart.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-06-12 UTC."],[],[]]