diff --git a/src/components/ObsDetails/DetailsTab/Attribution.js b/src/components/ObsDetails/DetailsTab/Attribution.tsx
similarity index 82%
rename from src/components/ObsDetails/DetailsTab/Attribution.js
rename to src/components/ObsDetails/DetailsTab/Attribution.tsx
index 2effa5c81..a3c6396bb 100644
--- a/src/components/ObsDetails/DetailsTab/Attribution.js
+++ b/src/components/ObsDetails/DetailsTab/Attribution.tsx
@@ -1,15 +1,13 @@
-// @flow
-
 import { Body4 } from "components/SharedComponents";
 import { t } from "i18next";
-import type { Node } from "react";
 import React from "react";
+import type { License, RealmObservation } from "realmModels/types";
 
-type Props = {
-  observation: Object
+interface Props {
+  observation: RealmObservation;
 }
 
-const renderRestrictions = ( licenseCode: string ) => {
+const renderRestrictions = ( licenseCode: License | null ) => {
   switch ( licenseCode ) {
     case "cc0":
       return t( "no-rights-reserved-cc0" );
@@ -32,7 +30,7 @@ const renderRestrictions = ( licenseCode: string ) => {
 
 // lifted from web:
 // https://github.com/inaturalist/inaturalist/blob/768b9263931ebeea229bbc47d8442ca6b0377d45/app/webpack/shared/components/observation_attribution.jsx
-const Attribution = ( { observation }: Props ): Node => {
+const Attribution = ( { observation }: Props ) => {
   const { user } = observation;
   const userName = user
     ? ( user.name || user.login )
diff --git a/src/realmModels/types.d.ts b/src/realmModels/types.d.ts
index fc1495ada..8ad0aab58 100644
--- a/src/realmModels/types.d.ts
+++ b/src/realmModels/types.d.ts
@@ -92,6 +92,16 @@ interface RealmIdentification extends RealmObject {
   user: RealmUser;
 }
 
+// https://github.com/inaturalist/iNaturalistAPI/blob/08e3aade068c50e02d0caf7a59c69ea87b70bc6e/lib/views/swagger_v1.yml.ejs#L2319-L2333
+export type License =
+  | "cc-by"
+  | "cc-by-nc"
+  | "cc-by-nd"
+  | "cc-by-sa"
+  | "cc-by-nc-nd"
+  | "cc-by-nc-sa"
+  | "cc0"
+
 export interface RealmObservationPojo {
   _created_at?: Date;
   _synced_at?: Date;
@@ -103,6 +113,7 @@ export interface RealmObservationPojo {
   identifications: Array<RealmIdentification>;
   identifications_viewed?: boolean;
   latitude: number | null;
+  license_code: License | null;
   longitude: number | null;
   obscured?: boolean;
   observationPhotos: Array<RealmObservationPhotoPojo>;
@@ -119,6 +130,7 @@ export interface RealmObservationPojo {
   taxon_geoprivacy?: "open" | "private" | "obscured" | null;
   time_observed_at?: string;
   timeObservedAt?: string;
+  user: RealmUser;
   uuid: string;
 }