Nested optional search field type error

    documents: defineTable({
      fieldOne: v.string(),
      fieldTwo: v.optional(v.object({
        subFieldOne: v.string(),
      })),
    }).searchIndex("search_field_two", {
      searchField: "fieldOne",
      filterFields: ["fieldTwo.subFieldOne"],
    }),

    documents: defineTable({
      fieldOne: v.string(),
      fieldTwo: v.optional(v.object({
        subFieldOne: v.string(),
      })),
    }).searchIndex("search_field_two", {
      searchField: "fieldOne",
      filterFields: ["fieldTwo.subFieldOne"],
    }),

    const data = await ctx.db
      .query("documents")
      .withSearchIndex("search_field_two", (q) =>
        q
          .search("fieldOne", "string")
          .eq(
            "fieldTwo.subFieldOne",
            "string"
          // ^ Argument of type '"string"' is not assignable to parameter of type 'undefined'.
          )
      )
      .collect();

    const data = await ctx.db
      .query("documents")
      .withSearchIndex("search_field_two", (q) =>
        q
          .search("fieldOne", "string")
          .eq(
            "fieldTwo.subFieldOne",
            "string"
          // ^ Argument of type '"string"' is not assignable to parameter of type 'undefined'.
          )
      )
      .collect();