sources:readfilter[field]=value or filter[field][operator]=valuename Source Namecreated_at Source Createdupdated_at Source Updatedgte Greater than or equallte Less than or equalgt Greater thanlt Less thanne Not equallike Partial match (wraps with %)in Match any value in listnot_in Exclude values in listbetween Between two valuesnull Check if field is null (true/false)