elasticsearch-js/docs/reference/api/IngestJsonProcessor.md

Interface IngestJsonProcessor

Name	Type	Description
add_to_root_conflict_strategy	IngestJsonProcessorConflictStrategy	When set to replace, root fields that conflict with fields from the parsed JSON will be overridden. When set to merge, conflicting fields will be merged. Only applicable if add_to_root is set to true.
add_to_root	boolean	Flag that forces the parsed JSON to be added at the top level of the document. target_field must not be set when this option is chosen.
allow_duplicate_keys	boolean	When set to true, the JSON parser will not fail if the JSON contains duplicate keys. Instead, the last encountered value for any duplicate key wins.
field	Field	The field to be parsed.
target_field	Field	The field that the converted structured object will be written into. Any existing content in this field will be overwritten.