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-rw-r--r--src/utils/filter_utils.ts1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/utils/filter_utils.ts b/src/utils/filter_utils.ts
index 2bd745815..c056467c7 100644
--- a/src/utils/filter_utils.ts
+++ b/src/utils/filter_utils.ts
@@ -43,6 +43,7 @@ export const filterUtils = {
continue;
}
if (_.isUndefined(indexFilterValues[eventInput.name])) {
+ // Null is a wildcard topic in a JSON-RPC call
topics.push(null);
} else {
const value = indexFilterValues[eventInput.name] as string;