import hashlib
import hmac
import base64

msg="\0\0\0\347\0\0\0\1\5_auth\2\0\0\0c\4hsha\1\0\0\0Y\243obYZiHnJ4E7fXMgUkIg22nPZCRwlChhV6RPMPVeopCo=\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\5_ctrl\2\0\0\0O\4_ser\1\0\0\0\t827373710\4_tim\1\0\0\0\n1455019835\4_exp\1\0\0\0\n1455019895\6_nonce\1\0\0\0\01092373524\5_data\2\0\0\0\20\4type\1\0\0\0\6status"
hdata = msg[118:]
print repr(msg[:118])
print repr(hdata)
print base64.b64encode(hmac.new('1234abcd8765', hdata, hashlib.sha1).digest())