HEM - MAID

Field	Field Type	Description
HEM_SHA256	STRING	Lowercased SHA256 hashed email
HEM_MD5	STRING	Lowercased MD5 hashed email
HEM_SHA1	STRING	Lowercased SHA1 hashed email
MAID_DEVICE	STRING	Mobile Advertising Identifier
MAID_DEVICE_TYPE	STRING	Mobile Advertising Identifier Type ("AAID" or "IDFA")