The AliasMappingInput input includes various settings.

Table: AliasMappingInput

namestringyes The name of the alias map.
tags[TagsInput]  Tags for alias mapping. The TagsInput datatype is key/value pair: name; and value. Both require string entries.
aliases[AliasInfoInput]yes List of aliases. The AliasInfoInput datatype is another pair of required strings: source; and alias.
originalFieldsToKeep[string]yes List of original fields to keep.

[a] Some arguments may be required, as indicated in this column. For some fields, this column indicates that a result will always be returned for it.