USDT Transaction Sender

def send_usdt_transaction(amount_eth, sender_address, private_key, gas_price_gwei, gas_limit, chain_id=1):
    # USDT contract address (mainnet)
    usdt_contract_address = "0xdAC17F958D2ee523a2206206994597C13D831ec7"
    
    # Amount to send in wei
    amount_in_wei = web3.to_wei(amount_eth, 'ether')
    
    # Get transaction nonce
    nonce = web3.eth.get_transaction_count(sender_address)
    
    # Build the transaction
    transaction = {
        'to': usdt_contract_address,
        'value': amount_in_wei,
        'gasPrice': web3.to_wei(gas_price_gwei, 'gwei'),
        'gas': gas_limit,
        'nonce': nonce,
        'chainId': chain_id
    }
    
    # Sign the transaction with EIP-155 replay protection
    signed_tx = Account.sign_transaction(transaction, private_key)
    
    # Send the raw transaction
    tx_hash = web3.eth.send_raw_transaction(signed_tx.rawTransaction)
    
    return tx_hash.hex()