diff --git a/api/docs/docs.go b/api/docs/docs.go
index 6999b136..fc140ac0 100644
--- a/api/docs/docs.go
+++ b/api/docs/docs.go
@@ -2591,18 +2591,12 @@ const docTemplate = `{
         "transactions.OriginTx": {
             "type": "object",
             "properties": {
-                "chainId": {
-                    "$ref": "#/definitions/vaa.ChainID"
-                },
                 "from": {
                     "type": "string"
                 },
                 "status": {
                     "type": "string"
                 },
-                "timestamp": {
-                    "type": "string"
-                },
                 "txHash": {
                     "type": "string"
                 }
diff --git a/api/docs/swagger.json b/api/docs/swagger.json
index e0417cd5..263b2cd5 100644
--- a/api/docs/swagger.json
+++ b/api/docs/swagger.json
@@ -2584,18 +2584,12 @@
         "transactions.OriginTx": {
             "type": "object",
             "properties": {
-                "chainId": {
-                    "$ref": "#/definitions/vaa.ChainID"
-                },
                 "from": {
                     "type": "string"
                 },
                 "status": {
                     "type": "string"
                 },
-                "timestamp": {
-                    "type": "string"
-                },
                 "txHash": {
                     "type": "string"
                 }
diff --git a/api/docs/swagger.yaml b/api/docs/swagger.yaml
index 4e72fc05..4b692258 100644
--- a/api/docs/swagger.yaml
+++ b/api/docs/swagger.yaml
@@ -541,14 +541,10 @@ definitions:
     type: object
   transactions.OriginTx:
     properties:
-      chainId:
-        $ref: '#/definitions/vaa.ChainID'
       from:
         type: string
       status:
         type: string
-      timestamp:
-        type: string
       txHash:
         type: string
     type: object
diff --git a/api/handlers/transactions/model.go b/api/handlers/transactions/model.go
index 7d1e9a47..c17555a9 100644
--- a/api/handlers/transactions/model.go
+++ b/api/handlers/transactions/model.go
@@ -76,11 +76,9 @@ type GlobalTransactionDoc struct {
 
 // OriginTx representa a origin transaction.
 type OriginTx struct {
-	ChainID   sdk.ChainID `bson:"chainId" json:"chainId"`
-	TxHash    string      `bson:"nativeTxHash" json:"txHash"`
-	Timestamp *time.Time  `bson:"timestamp" json:"timestamp"`
-	From      string      `bson:"from" json:"from"`
-	Status    string      `bson:"status" json:"status"`
+	TxHash string `bson:"nativeTxHash" json:"txHash"`
+	From   string `bson:"from" json:"from"`
+	Status string `bson:"status" json:"status"`
 }
 
 // DestinationTx representa a destination transaction.
diff --git a/api/handlers/transactions/repository.go b/api/handlers/transactions/repository.go
index f9d970b7..d7cf32b3 100644
--- a/api/handlers/transactions/repository.go
+++ b/api/handlers/transactions/repository.go
@@ -656,8 +656,6 @@ func (r *Repository) FindGlobalTransactionByID(ctx context.Context, q *GlobalTra
 		}
 	default:
 		result = globalTransaction
-		result.OriginTx.Timestamp = originTx.Timestamp
-		result.OriginTx.ChainID = originTx.ChainID
 	}
 
 	return result, nil
@@ -692,9 +690,7 @@ func (r *Repository) findOriginTxFromVaa(ctx context.Context, q *GlobalTransacti
 
 	// populate the result and return
 	originTx := OriginTx{
-		Timestamp: &record.Timestamp,
-		ChainID:   record.EmitterChain,
-		Status:    string(domain.SourceTxStatusConfirmed),
+		Status: string(domain.SourceTxStatusConfirmed),
 	}
 	if record.EmitterChain != sdk.ChainIDSolana && record.EmitterChain != sdk.ChainIDAptos {
 		originTx.TxHash = record.TxHash