setAfter method Null safety
can be used to set the after
property, which is useful while implementing pagination with QueryType.term type of widgets
Implementation
void setAfter(Map? after, {Options? options}) {
final prev = this.after;
this.after = after;
this.aggregationData!.setAfterKey(after);
this._applyOptions(options, 'after', prev, after);
}