| JSON representation | 
|---|
| {
  "filterOperator": enum ( | 
| Fields | |
|---|---|
| filterOperator | 
 Operator for a single filter modifier. | 
| fieldValues[] | 
 Values for the modifier. All operators should have a single value other than 'IN' and 'BETWEEN'. 'PAST' will have negative seconds like -86400 is past 1 day. | 
FilterOperator
| Enums | |
|---|---|
| FILTER_OPERATOR_UNSPECIFIED | Default unspecified. | 
| EQUAL | |
| NOT_EQUAL | |
| IN | |
| GREATER_THAN | |
| GREATER_THAN_OR_EQUAL_TO | |
| LESS_THAN | |
| LESS_THAN_OR_EQUAL_TO | |
| BETWEEN | |
| PAST | |
| IS_NULL | |
| IS_NOT_NULL | |
| STARTS_WITH | |
| ENDS_WITH | |
| DOES_NOT_STARTS_WITH | |
| DOES_NOT_ENDS_WITH | |
| NOT_IN | |
| CONTAINS | CONTAINS is used for substring match. | 
| DOES_NOT_CONTAIN | Used if we want to check if the field does not contain the substring. |