Update specification/text_structure/find_field_structure/FindFieldStructureRequest.ts

Co-authored-by: Florian Bernd <[email protected]>

Author: lcawl

specification/text_structure/find_field_structure/FindFieldStructureRequest.ts

@@ -85,7 +85,7 @@ interface Request extends RequestBase {
     /**
      * The name of the index that contains the analyzed field.
      */
-    index: string
+    index: IndexName
     /**
      * If the format is `delimited`, you can specify the character used to quote the values in each row if they contain newlines or the delimiter character.
      * Only a single character is supported.