Hi Wei Li,
We can send custom attributes using batch level variables while creating a batch. The below CreateBatch request will create batch level variables MyVariable1,MyVariable2.
<createBatchAttributes><application>TravelDocs</application><job>MainJob</job><pageFile><B id=""><V n="STATUS">0</V><V n="TYPE">TravelDocs</V><V n="MyVariable1">abc</V><V n="MyVariable2">def</V></B></pageFile></createBatchAttributes>Thanks,
Geetha
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Geetha Jini C
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