diff --git a/packages/networks/tron/package.json b/packages/networks/tron/package.json
index ee450c4..ef2ccc1 100644
--- a/packages/networks/tron/package.json
+++ b/packages/networks/tron/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@multiplechain/tron",
-    "version": "0.4.5",
+    "version": "0.4.6",
     "type": "module",
     "main": "dist/index.cjs",
     "module": "dist/index.es.js",
diff --git a/packages/networks/tron/src/models/Transaction.ts b/packages/networks/tron/src/models/Transaction.ts
index 7c7d96e..bf9171c 100644
--- a/packages/networks/tron/src/models/Transaction.ts
+++ b/packages/networks/tron/src/models/Transaction.ts
@@ -72,6 +72,27 @@ export interface TransactionData {
     }
 }
 
+const selectors = {
+    // TRC20
+    [TransactionTypeEnum.TOKEN]: [
+        'a9059cbb', // transfer(address,uint256)
+        '095ea7b3', // approve(address,uint256)
+        '23b872dd' // transferFrom(address,address,uint256)
+    ],
+    // TRC721, TRC1155
+    [TransactionTypeEnum.NFT]: [
+        // TRC721
+        '23b872dd', // transferFrom(address,address,uint256)
+        '095ea7b3', // approve(address,uint256)
+        '42842e0e', // safeTransferFrom(address,address,uint256)
+        'b88d4fde', // safeTransferFrom(address,address,uint256,bytes)
+        // TRC1155
+        'f242432a', // safeTransferFrom(address,address,uint256,uint256,bytes)
+        '2eb2c2d6', // safeBatchTransferFrom(address,address,uint256[],uint256[],bytes)
+        '29535c7e' // setApprovalForAll(address,bool)
+    ]
+}
+
 export class Transaction implements TransactionInterface<TransactionData> {
     /**
      * Each transaction has its own unique ID defined by the user
@@ -160,13 +181,20 @@ export class Transaction implements TransactionInterface<TransactionData> {
         }
 
         if (data.raw_data.contract[0].type === 'TriggerSmartContract') {
-            const tryNft = new NFT(data.raw_data.contract[0].parameter.value.contract_address ?? '')
-            try {
-                await tryNft.getApproved(1)
-                return TransactionTypeEnum.NFT
-            } catch {
-                return TransactionTypeEnum.TOKEN
+            const val = data.raw_data.contract[0].parameter.value
+            const type = Object.entries(selectors).find(([_key, values]) => {
+                return values.includes(val.data?.slice(0, 8) ?? '')
+            })
+            if (type !== undefined) {
+                const tryNft = new NFT(val.contract_address ?? '')
+                try {
+                    await tryNft.getApproved(1)
+                    return TransactionTypeEnum.NFT
+                } catch {
+                    return TransactionTypeEnum.TOKEN
+                }
             }
+            return TransactionTypeEnum.CONTRACT
         } else if (data.raw_data.contract[0].type === 'TransferContract') {
             return TransactionTypeEnum.COIN
         }
diff --git a/packages/networks/tron/tests/models.spec.ts b/packages/networks/tron/tests/models.spec.ts
index ab60208..454fd14 100644
--- a/packages/networks/tron/tests/models.spec.ts
+++ b/packages/networks/tron/tests/models.spec.ts
@@ -4,7 +4,11 @@ import { Transaction } from '../src/models/Transaction'
 import { NftTransaction } from '../src/models/NftTransaction'
 import { CoinTransaction } from '../src/models/CoinTransaction'
 import { TokenTransaction } from '../src/models/TokenTransaction'
-import { AssetDirectionEnum, TransactionStatusEnum } from '@multiplechain/types'
+import {
+    AssetDirectionEnum,
+    TransactionStatusEnum,
+    TransactionTypeEnum
+} from '@multiplechain/types'
 
 const nftId = Number(process.env.TRON_NFT_ID)
 const tokenAmount = Number(process.env.TRON_TOKEN_AMOUNT)
@@ -37,6 +41,10 @@ describe('Transaction', () => {
         )
     })
 
+    it('Type', async () => {
+        expect(await tx.getType()).toBe(TransactionTypeEnum.COIN)
+    })
+
     it('Sender', async () => {
         expect(await tx.getSigner()).toBe(testSender)
     })
@@ -73,6 +81,10 @@ describe('Coin Transaction', () => {
         expect(await tx.getAmount()).toBe(coinAmount)
     })
 
+    it('Type', async () => {
+        expect(await tx.getType()).toBe(TransactionTypeEnum.COIN)
+    })
+
     it('Verify Transfer', async () => {
         expect(await tx.verifyTransfer(AssetDirectionEnum.INCOMING, testReceiver, coinAmount)).toBe(
             TransactionStatusEnum.CONFIRMED
@@ -99,6 +111,10 @@ describe('Token Transaction', () => {
         expect(await tx.getAmount()).toBe(tokenAmount)
     })
 
+    it('Type', async () => {
+        expect(await tx.getType()).toBe(TransactionTypeEnum.TOKEN)
+    })
+
     it('Verify Transfer', async () => {
         expect(
             await tx.verifyTransfer(AssetDirectionEnum.INCOMING, testReceiver, tokenAmount)
@@ -133,6 +149,10 @@ describe('NFT Transaction', () => {
         expect(await tx.getNftId()).toBe(nftId)
     })
 
+    it('Type', async () => {
+        expect(await tx.getType()).toBe(TransactionTypeEnum.NFT)
+    })
+
     it('Verify Transfer', async () => {
         expect(await tx.verifyTransfer(AssetDirectionEnum.INCOMING, testReceiver, nftId)).toBe(
             TransactionStatusEnum.CONFIRMED