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AxFlowLogData

type AxFlowLogData = 
  | AxFlowStartData
  | AxFlowStepStartData
  | AxFlowStepCompleteData
  | AxFlowParallelGroupStartData
  | AxFlowParallelGroupCompleteData
  | AxFlowBranchEvaluationData
  | AxFlowCompleteData
  | AxFlowErrorData;

Defined in: https://github.com/ax-llm/ax/blob/9a5a7060a48f9eef46efc680b0cdf6b42bff5df2/src/ax/flow/logger.ts#L101