diff --git a/migrations/20230809073622_index_cw20_models.ts b/migrations/20230809073622_index_cw20_models.ts
new file mode 100644
index 000000000..76f46a0ed
--- /dev/null
+++ b/migrations/20230809073622_index_cw20_models.ts
@@ -0,0 +1,27 @@
+import { Knex } from 'knex';
+
+export async function up(knex: Knex): Promise<void> {
+  await knex.schema.alterTable('cw20_activity', (table) => {
+    table.index('from');
+    table.index('to');
+    table.index('action');
+  });
+  await knex.schema.alterTable('cw721_activity', (table) => {
+    table.index('from');
+    table.index('to');
+    table.index('action');
+  });
+}
+
+export async function down(knex: Knex): Promise<void> {
+  await knex.schema.alterTable('cw20_activity', (table) => {
+    table.dropIndex('from');
+    table.dropIndex('to');
+    table.dropIndex('action');
+  });
+  await knex.schema.alterTable('cw721_activity', (table) => {
+    table.dropIndex('from');
+    table.dropIndex('to');
+    table.dropIndex('action');
+  });
+}
diff --git a/src/models/cw20_activity.ts b/src/models/cw20_activity.ts
index 19d8a6eb0..777b835ae 100644
--- a/src/models/cw20_activity.ts
+++ b/src/models/cw20_activity.ts
@@ -3,6 +3,8 @@ import BaseModel from './base';
 // eslint-disable-next-line import/no-cycle
 import { Cw20Contract } from './cw20_contract';
 import { SmartContract } from './smart_contract';
+import { SmartContractEvent } from './smart_contract_event';
+import { Event } from './event';
 
 export class Cw20Event extends BaseModel {
   static softDelete = false;
@@ -70,6 +72,26 @@ export class Cw20Event extends BaseModel {
           },
         },
       },
+      smart_contract_event: {
+        relation: Model.BelongsToOneRelation,
+        modelClass: SmartContractEvent,
+        join: {
+          from: 'cw20_activity.smart_contract_event_id',
+          to: 'smart_contract_event.id',
+        },
+      },
+      event: {
+        relation: Model.HasOneThroughRelation,
+        modelClass: Event,
+        join: {
+          from: 'cw20_activity.smart_contract_event_id',
+          to: 'event.id',
+          through: {
+            from: 'smart_contract_event.id',
+            to: 'smart_contract_event.event_id',
+          },
+        },
+      },
     };
   }
 }
diff --git a/src/models/cw721_tx.ts b/src/models/cw721_tx.ts
index fd94f8abe..7ec84fbc3 100644
--- a/src/models/cw721_tx.ts
+++ b/src/models/cw721_tx.ts
@@ -4,6 +4,7 @@ import BaseModel from './base';
 import CW721Contract from './cw721_contract';
 import CW721Token from './cw721_token';
 import { SmartContractEvent } from './smart_contract_event';
+import { Event } from './event';
 
 export default class CW721Activity extends BaseModel {
   static softDelete = false;
@@ -77,6 +78,18 @@ export default class CW721Activity extends BaseModel {
           to: 'smart_contract_event.id',
         },
       },
+      event: {
+        relation: Model.HasOneThroughRelation,
+        modelClass: Event,
+        join: {
+          from: 'cw721_activity.smart_contract_event_id',
+          to: 'event.id',
+          through: {
+            from: 'smart_contract_event.id',
+            to: 'smart_contract_event.event_id',
+          },
+        },
+      },
     };
   }
 }