MESSAGING_EMAIL_CACHE_ACTION_CREATE Messaging Endpoint
  /rpc/messaging/?method=MESSAGING_EMAIL_CACHE_ACTION_CREATE  
  Click here to read a summary of Email Caching. Use this method to create an action from an email  
  PARAMETERS TYPE NOTES
  AutoCreateContacts Text (1) Y [default] / N. If a matching receipient contact can't be found, should it create one.
  ContactBusiness Numeric Optional. If not passed, it automatically derives it from the email's sender
  ContactPerson Numeric Optional. As per ContactBusiness
  Id Numeric Mandatory.  Id as returned from MESSAGING_EMAIL_CACHE_SEARCH
  Object Numeric  
  ObjectContext Numeric  
  Private Text (1) Y / N [default]. Should the action be marked as private
  SaveAttachments Text (1) Y [default] / N.  For embedded images, the cid is stored in the Title field of the attachment
  Status Numeric As per Action Status. Defaults to Completed (1)
  Subject Text (50) Optional. Use this to over-ride the email's subject if required
  RETURN