diff --git a/build/openrpc/full.json.gz b/build/openrpc/full.json.gz
index 176f299f2..badaa1984 100644
Binary files a/build/openrpc/full.json.gz and b/build/openrpc/full.json.gz differ
diff --git a/build/openrpc/gateway.json.gz b/build/openrpc/gateway.json.gz
index db0e52442..2c85d0040 100644
Binary files a/build/openrpc/gateway.json.gz and b/build/openrpc/gateway.json.gz differ
diff --git a/chain/types/actor_event.go b/chain/types/actor_event.go
index 7aa268faf..127dfaea2 100644
--- a/chain/types/actor_event.go
+++ b/chain/types/actor_event.go
@@ -31,7 +31,7 @@ type SubActorEventFilter struct {
 type ActorEventFilter struct {
 	// Matches events from one of these actors, or any actor if empty.
 	// For now, this MUST be a Filecoin address.
-	Addresses []address.Address `json:"addresses"`
+	Addresses []address.Address `json:"addresses,omitempty"`
 
 	// Matches events with the specified key/values, or all events if empty.
 	// If the value is an empty slice, the filter will match on the key only, accepting any value.
@@ -51,10 +51,22 @@ type ActorEventFilter struct {
 }
 
 type ActorEvent struct {
-	Entries     []EventEntry
-	EmitterAddr address.Address // f4 address of emitter
-	Reverted    bool
-	Height      abi.ChainEpoch
-	TipSetKey   cid.Cid // tipset that contained the message
-	MsgCid      cid.Cid // cid of message that produced event
+	// Event entries in log form.
+	Entries []EventEntry `json:"entries"`
+
+	// Filecoin address of the actor that emitted this event.
+	EmitterAddr address.Address `json:"emitter"`
+
+	// Reverted is set to true if the message that produced this event was reverted because of a network re-org
+	// in that case, the event should be considered as reverted as well.
+	Reverted bool `json:"reverted"`
+
+	// Height of the tipset that contained the message that produced this event.
+	Height abi.ChainEpoch `json:"height"`
+
+	// CID of the tipset that contained the message that produced this event.
+	TipSetCid cid.Cid `json:"tipsetCid"`
+
+	// CID of message that produced this event.
+	MsgCid cid.Cid `json:"msgCid"`
 }
diff --git a/chain/types/actor_event_test.go b/chain/types/actor_event_test.go
index aae4865d3..aaac329b2 100644
--- a/chain/types/actor_event_test.go
+++ b/chain/types/actor_event_test.go
@@ -32,7 +32,7 @@ func TestActorEventJson(t *testing.T) {
 		EmitterAddr: randomF4Addr(t, rng),
 		Reverted:    false,
 		Height:      1001,
-		TipSetKey:   randomCid(t, rng),
+		TipSetCid:   randomCid(t, rng),
 		MsgCid:      randomCid(t, rng),
 	}
 
diff --git a/documentation/en/api-v1-unstable-methods.md b/documentation/en/api-v1-unstable-methods.md
index 7c2e36ed7..80f32158e 100644
--- a/documentation/en/api-v1-unstable-methods.md
+++ b/documentation/en/api-v1-unstable-methods.md
@@ -3421,7 +3421,7 @@ Response:
 ```json
 [
   {
-    "Entries": [
+    "entries": [
       {
         "Flags": 7,
         "Key": "string value",
@@ -3429,13 +3429,13 @@ Response:
         "Value": "Ynl0ZSBhcnJheQ=="
       }
     ],
-    "EmitterAddr": "f01234",
-    "Reverted": true,
-    "Height": 10101,
-    "TipSetKey": {
+    "emitter": "f01234",
+    "reverted": true,
+    "height": 10101,
+    "tipsetCid": {
       "/": "bafy2bzacea3wsdh6y3a36tb3skempjoxqpuyompjbmfeyf34fi3uy6uue42v4"
     },
-    "MsgCid": {
+    "msgCid": {
       "/": "bafy2bzacea3wsdh6y3a36tb3skempjoxqpuyompjbmfeyf34fi3uy6uue42v4"
     }
   }
@@ -8859,7 +8859,7 @@ Inputs:
 Response:
 ```json
 {
-  "Entries": [
+  "entries": [
     {
       "Flags": 7,
       "Key": "string value",
@@ -8867,13 +8867,13 @@ Response:
       "Value": "Ynl0ZSBhcnJheQ=="
     }
   ],
-  "EmitterAddr": "f01234",
-  "Reverted": true,
-  "Height": 10101,
-  "TipSetKey": {
+  "emitter": "f01234",
+  "reverted": true,
+  "height": 10101,
+  "tipsetCid": {
     "/": "bafy2bzacea3wsdh6y3a36tb3skempjoxqpuyompjbmfeyf34fi3uy6uue42v4"
   },
-  "MsgCid": {
+  "msgCid": {
     "/": "bafy2bzacea3wsdh6y3a36tb3skempjoxqpuyompjbmfeyf34fi3uy6uue42v4"
   }
 }
diff --git a/itests/direct_data_onboard_test.go b/itests/direct_data_onboard_test.go
index 3cfb19750..fad478d84 100644
--- a/itests/direct_data_onboard_test.go
+++ b/itests/direct_data_onboard_test.go
@@ -527,7 +527,7 @@ func buildActorEventsFromMessages(ctx context.Context, t *testing.T, node v1api.
 						EmitterAddr: addr,
 						Reverted:    false,
 						Height:      ts.Height(),
-						TipSetKey:   tsCid,
+						TipSetCid:   tsCid,
 						MsgCid:      m.Cid,
 					})
 				}
diff --git a/node/impl/full/actor_event.go b/node/impl/full/actor_event.go
index ce555d6d2..c185b35a9 100644
--- a/node/impl/full/actor_event.go
+++ b/node/impl/full/actor_event.go
@@ -175,7 +175,7 @@ func (a *ActorEvent) SubscribeActorEvents(ctx context.Context, f *types.SubActor
 					EmitterAddr: ce.EmitterAddr,
 					Reverted:    ce.Reverted,
 					Height:      ce.Height,
-					TipSetKey:   c,
+					TipSetCid:   c,
 					MsgCid:      ce.MsgCid,
 				}
 
@@ -215,7 +215,7 @@ func getCollected(ctx context.Context, f *filter.EventFilter) ([]*types.ActorEve
 			EmitterAddr: e.EmitterAddr,
 			Reverted:    e.Reverted,
 			Height:      e.Height,
-			TipSetKey:   c,
+			TipSetCid:   c,
 			MsgCid:      e.MsgCid,
 		}