old_contents: CREATED = 'created'
  UPDATED = 'updated'
  DELETED = 'deleted'
  VIEWED = 'viewed'
  DENIED = 'denied'
  REGISTERED = 'registered'
  ACTIVATED = 'activated'
  GRANTED = 'granted'
  REVOKED = 'revoked'
  INVITED = 'invited'
  CLONED = 'cloned'
  RESUMED = 'resumed'
  STARTED = 'started'
  RESTARTED = 'restarted'
  COPIED = 'copied'
  SUCCEEDED = 'succeeded'
  FAILED = 'failed'
  DONE = 'done'
  STOPPED = 'stopped'
  DOWNLOADED = 'downloaded'
  BOOKMARKED = 'bookmarked'
  UNBOOKMARKED = 'unbookmarked'
  NEW_STATUS = 'new_status'
  NEW_METRIC = 'new_metric'
  OUTPUTS_DOWNLOADED = 'outputs_downloaded'
  RESOURCES_VIEWED = 'resources_viewed'
  LOGS_VIEWED = 'logs_viewed'
  STATUSES_VIEWED = 'statuses_viewed'
  JOBS_VIEWED = 'jobs_viewed'
  BUILDS_VIEWED = 'builds_viewed'
  TENSORBOARDS_VIEWED = 'tensorboards_viewed'
  METRICS_VIEWED = 'metrics_viewed'
  EXPERIMENTS_VIEWED = 'experiments_viewed'
  EXPERIMENT_GROUPS_VIEWED = 'experiment_groups_viewed'
  PROJECTS_VIEWED = 'projects_viewed'
  AUTH = 'auth'
  LDAP = 'ldap'
  GITHUB = 'github'
  GITLAB = 'gitlab'
  BITBUCKET = 'bitbucket'
  AZURE = 'azure'
  
  WRITE_ACTIONS = [
      CREATED,
      UPDATED,
      DELETED,
      RESUMED,
      COPIED,
      CLONED,
      STOPPED,
  ]
  
new_contents: CREATED = 'created'
  UPDATED = 'updated'
  DELETED = 'deleted'
  VIEWED = 'viewed'
  DENIED = 'denied'
  REGISTERED = 'registered'
  ACTIVATED = 'activated'
  GRANTED = 'granted'
  REVOKED = 'revoked'
  INVITED = 'invited'
  CLONED = 'cloned'
  RESUMED = 'resumed'
  STARTED = 'started'
  RESTARTED = 'restarted'
  COPIED = 'copied'
  SUCCEEDED = 'succeeded'
  FAILED = 'failed'
  DONE = 'done'
  STOPPED = 'stopped'
  DOWNLOADED = 'downloaded'
  BOOKMARKED = 'bookmarked'
  UNBOOKMARKED = 'unbookmarked'
  NEW_STATUS = 'new_status'
  NEW_METRIC = 'new_metric'
  OUTPUTS_DOWNLOADED = 'outputs_downloaded'
  RESOURCES_VIEWED = 'resources_viewed'
  LOGS_VIEWED = 'logs_viewed'
  STATUSES_VIEWED = 'statuses_viewed'
  JOBS_VIEWED = 'jobs_viewed'
  BUILDS_VIEWED = 'builds_viewed'
  TENSORBOARDS_VIEWED = 'tensorboards_viewed'
  METRICS_VIEWED = 'metrics_viewed'
  EXPERIMENTS_VIEWED = 'experiments_viewed'
  EXPERIMENT_GROUPS_VIEWED = 'experiment_groups_viewed'
  PROJECTS_VIEWED = 'projects_viewed'
  EXECUTED = 'executed'
  AUTH = 'auth'
  LDAP = 'ldap'
  GITHUB = 'github'
  GITLAB = 'gitlab'
  BITBUCKET = 'bitbucket'
  AZURE = 'azure'
  
  WRITE_ACTIONS = [
      CREATED,
      UPDATED,
      DELETED,
      RESUMED,
      COPIED,
      CLONED,
      STOPPED,
  ]
  
subject: Add executed to event actions