Values:
MESSAGE_FORMAT_UNSPECIFIED (0):
If it is unspecified, PROTO will be used.
PROTO (1):
Pubsub message will be serialized proto.
JSON (2):
Pubsub message will be json.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-07-09 UTC."],[],[]]