Get Raw Transaction Hex

Raw Transaction Hex for Txn Hash: 0x12cd66cf2a6a0a3405401a0b091c4445500b9abfe7744a11c23d53cc75d00ba2 
                            Returned Raw Transaction Hex : 

0x6af889828173b8846bf6a42d000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000014171e3000000000000000000000000000000000000000000000000000000000026e9670000000000000000000000000000000000000000000000000000000000000001