As per CNN IBN, the email threat contained the following: Apparently the outfit is divided into three wings: Shahbuddin Gouri Brigade, to attack Southern India, Mahmood Ghaznvi Brigade, to attack Northern India and Shaheed al-Zarqawi Brigade, dedicated to suicide attacks
The e-mail also says Jaipur was chosen as a target as the organisation intended to hit at the country%u2019s tourism industry. The e-mail reportedly says the blasts were triggered to demolish people's faith in the 'dirty muds' in the name of Hanuman, Sita, and Ram
Also, they have put a video having a bicycle no and that number matched with the one used for blast as per Police. So, the email is authentic.