diff --git a/common/js/types.d.ts b/common/js/types.d.ts
index a56afe1a9..ad63f2766 100644
--- a/common/js/types.d.ts
+++ b/common/js/types.d.ts
@@ -87,10 +87,10 @@ export interface UnsuccessfulAPIResponse {
  * In the event of a successful API request, body is attached onto the request, which contains
  * endpoint-defined information about the response, such as database data.
  */
-export interface SuccessfulAPIResponse {
+export interface SuccessfulAPIResponse<T = unknown> {
     success: true;
     description: string;
-    body: unknown;
+    body: T;
 }
 export interface ChartFolderLookupDocument extends MongoDBDocument {
     chartID: string;
diff --git a/common/src/types.ts b/common/src/types.ts
index 6c27f058d..9b3a5d462 100644
--- a/common/src/types.ts
+++ b/common/src/types.ts
@@ -146,7 +146,7 @@ export interface UnsuccessfulAPIResponse {
  * In the event of a successful API request, body is attached onto the request, which contains
  * endpoint-defined information about the response, such as database data.
  */
-export interface SuccessfulAPIResponse {
+export interface SuccessfulAPIResponse<T = unknown> {
     success: true;
     description: string;
     // This isn't ideal, but we need to restrict
@@ -154,7 +154,7 @@ export interface SuccessfulAPIResponse {
     // mandates indexability of the type, which makes
     // it unusable for known objects.
     // eslint-disable-next-line @typescript-eslint/ban-types
-    body: unknown;
+    body: T;
 }
 
 export interface ChartFolderLookupDocument extends MongoDBDocument {