JobMessageImportance(value)Indicates the importance of the message.
Values: JOB_MESSAGE_IMPORTANCE_UNKNOWN (0): The message importance isn't specified, or is unknown. JOB_MESSAGE_DEBUG (1): The message is at the 'debug' level: typically only useful for software engineers working on the code the job is running. Typically, Dataflow pipeline runners do not display log messages at this level by default. JOB_MESSAGE_DETAILED (2): The message is at the 'detailed' level: somewhat verbose, but potentially useful to users. Typically, Dataflow pipeline runners do not display log messages at this level by default. These messages are displayed by default in the Dataflow monitoring UI. JOB_MESSAGE_BASIC (5): The message is at the 'basic' level: useful for keeping track of the execution of a Dataflow pipeline. Typically, Dataflow pipeline runners display log messages at this level by default, and these messages are displayed by default in the Dataflow monitoring UI. JOB_MESSAGE_WARNING (3): The message is at the 'warning' level: indicating a condition pertaining to a job which may require human intervention. Typically, Dataflow pipeline runners display log messages at this level by default, and these messages are displayed by default in the Dataflow monitoring UI. JOB_MESSAGE_ERROR (4): The message is at the 'error' level: indicating a condition preventing a job from succeeding. Typically, Dataflow pipeline runners display log messages at this level by default, and these messages are displayed by default in the Dataflow monitoring UI.